1. The car is presently at the prototype stage.

2. Chris Retzler has built a prototype of a machine called the wave rotor.

3. He was the prototype of the elder statesman.

4. This is the prototype for future school buildings.

5. He is working on the prototype of a new type of ventilator.

6. Scientists have developed a working prototype for a voice translation machine.

7. The team is developing a prototype for a digital compact camera.

8. I sketched the layout of a prototype store and worked up a business plan.

9. Now they are building a prototype detector.

10. It says it's already built a prototype.

11. The prototype of reciprocal discourse is face-to-face conversation.

12. A working prototype for the tables had many advantages.

13. The prototype was in the vanguard of technical development.

14. Under reasonably constant temperature conditions, the prototype unit provided a time period of 24 hours within two or three minutes.

14. is a online sentence dictionary, on which you can find nice sentences for a large number of words.

15. The prototype reproduces readings with an accuracy of about 10 percent - on par with most petrol gauges.

16. It enables users to prototype specific hardware interfaces and also network systems.

17. The exchange rate mechanism is a voluntary prototype for a single currency.

18. Collection of stories said to be the missing prototype for Finnegans Wake.

19. It represented the prototype of the transformation for which the whole of the capitalist world is destined.

20. They produced prototype designs for such stores, both from Britain and abroad.

21. Hall was a prototype for the nineteenth-century inventor-an enthusiastic and curious young man who worshipped George Westinghouse.

22. Atkinson showed Sculley the prototype, and the former sugar-water salesman was blown away.

23. And you can't develop a prototype system because the users haven't got a clue what they want.

24. There are a few snags to iron out before the prototype is ready.

25. Less apparent on Mercedes' stand - and consequently ignored by most show visitors - was a prototype 190 electric car.

26. Pattern making is a time-consuming process that must be repeated for every design prototype.

27. How a T-type m-derived section is developed from a prototype T-section is shown in figure 9.8.

28. If the group review process goes well, the next step may include some experimentation, market research, or prototype development.

29. The Department of Industry contributed to the cost of developing a prototype, between ￡600 000 and ￡700 000.

30. Our commitment to quality and to professionalism will ensure that this prototype database will stand comparison by international standards.

1. The car is presently at the prototype stage.

2. Chris Retzler has built a prototype of a machine called the wave rotor.

3. This is the prototype for future school buildings.

31. The users can compare all these possibilities and develop a prototype before making up their minds on a final design.

32. He has filed a patent on his idea, and hopes to have a working prototype by the end of the year.

33. Much the most celebrated object in the constellation is Omicron Ceti or Mira, the prototype long-period variable.

34. A smoke pall spread over the region like the prototype of a nuclear winter.

35. The prototype antenna popped from its carrier like a jack-in-the-box, and its three 92-foot accordion struts inflated as planned.

36. In the prototype, the battery was housed by folding the tie lining around it, and fastening with a staple.

37. Moreover, this human engine became the prototype for later machines, even though they would be constructed of largely inorganic materials.

38. Within a year, the company expects to have a prototype for military use.

39. Simple and efficient, it has been developed beyond the prototype stage with a mark one version now in operation.

40. The two prototype pumps, installed in the eastern Paris suburbs of Colombes and Rueil-Malmaison, use liquid oxygen.

41. Last year the prototype was run as a simple mower and tested on several farms in Bucks.

42. A bit twee, I thought, for a prototype Yuppie like Jo.

43. However, good results were obtained in the prototype circuit without any special precautions.

44. A prototype appeared on Yamaha's stand at the Tokyo Show and a similar machine is expected to go into production.

45. He also produced a prototype steam locomotive burning indigenous peat,[] which embodied features of the prototype Southern locomotive.

46. Its silent prototype - a 30-metre-long surface craft called Yamato-1 - is to be launched in the next month or two.

47. God's original prototype, too weird to live, too rare to die. Hunter S. Thompson 

48. In many ways the house at Southwell was designed not as a prototype, but as an assembly of possibilities.

49. This was demonstrated as a prototype in 1917, and the production model arrived two years later.

50. No damage to the prototype aircraft was reported after its first test flight.

51. Innovation should be the correct interpretation of the archetype, the prototype.

52. The device won the 1990 prototype machine gold medal and the 1991 new machine award at the Dublin Spring Fair.

53. It collaborates in prototype development and is testing a variety of gasifiers with its transport and planting fleets.

54. The passage from esoteric scientific theory into everyday discourse describes the prototype of objectification.

55. A prototype is located in a multi-dimensional space with dimensions corresponding to the characteristics on which examples of the concept can vary.

56. The repressed is, says Freud, the prototype of the unconscious.

57. He showed the children his famed high-tech ￡17,500 Lotus prototype track racing bike and answered a barrage of questions.

58. As the MoMo concept emphasises the individuality of design for each customer, Siemens has not produced any prototype trains.

59. Robot turns into a work-mate YES-MAN, a prototype table top robot, unveiled this week needs human company.

60. The prototype of this particular computer was developed by an American in 1975.

61. The m-derived section is arranged to exhibit the same characteristic impedance and critical frequency or frequencies as the prototype.

62. The Alpha project replaces an Intel Corp-based i860 workstation that Olivetti built in prototype quantities and originally planned for volume manufacture.

63. In short, the Internet is viewed as a prototype for the emerging Iway of which it will become one component.

64. The prototype of non-reciprocal discourse is a book by a dead author.

65. To achieve that, Mr Grass has focused on a prototype for new Rite Aids and makeovers of some current stores.

66. They also supplied their poor and their proletariat to the great cities, of which New York is the unrivalled prototype.

67. Baltimore is now cited as the prototype of successful civic entrepreneurship.

68. The company plans to use the Danville unit as a prototype for franchises.

69. The makeup of the student body is a prototype of schools that fail.

70. The Intel prototype diskless computer was based on a modified 486 motherboard.

71. The two groups announced last August they had come up with dense wavelength division multiplexing prototype chips.

72. The clay prototype lay in shadow at boot level, dried to the colour of ash.

73. At the time of the Xerox visit, Apple had a working prototype of a machine that reeked of serious intent.

74. Pilots have begun testing a prototype of the new aircraft.

75. Greater fuel efficiency is essential and there are now prototype cars that can travel between 52 and 100 miles per gallon.

76. Although the prototype currently simulates these activities, actual airline operations will be used in production models.

77. But levied over a period of three years it brought in about ￡80,000 and became the prototype for later subsidies.

78. A prototype of a lot of what its doing was shown at Connectathon early last year.

79. This is especially evident in prototype fabrication and die development.

80. The prototype unit used a length of 5m but you may find that a greater range can be achieved.

81. When Couvelaire bought Mooney the company had a project called the Model 301 flying as a proof-of-concept prototype.

82. Does the first relationship established by the child serve as a prototype for all subsequent relationships?

83. The model and the prototype are geometrically similar.

84. the prototype of the modern bicycle.

85. The company is presently testing a prototype material.

86. Product change concept development and prototype design.

87. An early prototype combines a phone and personal organizer.

88. Based on demand of Chinese aerobus design, some key techniques of human-modeling system are demonstrated and its prototype is developed in this paper.

89. A prototype of electronic tunable filter whose cavity is loaded outside with a variable capacitor module is proposed.

90. The design of DOOL, the language of the deductive object database, and the implementation of the prototype system based on DOOL are the keys of this diesis.

91. For the purpose of shortening the development cycle and reducing the research cost, the computional simulation of the virtual prototype modeling is applied to design the system of virtual home robot.

92. The Bus prototype that is part of WSTK 3.2.2 includes a number of demonstrations of the various capabilities of the Bus, including a discovery mechanism based on WSIL.

93. Grammar study informs an analysis of the metaphorical cross-reference mapping and it has formed a base for the application of prototype set theory to its processes of analysis in cognitive semantics.

94. The prototype test showed that the treating temperature and time should be adjusted at different stages in order to acquire a good scalding effect and a high quality of meat and to save the energy.

95. The SMES-CL is tested on a prototype model and its validity is confirmed.

96. And the prototype test has been proved that this method is more adaptability for individuals and stability for operation.

97. In order to validate the feasible of the scheme, a prototype test is carried out in this thesis.

98. In manufacturing industry, the virtual prototype is a new technology and laser machining industry is flouring.

99. This paper is about the intelligence transportation controlling system prototype.

100. Based on the modular design method, this paper establishes of standard software and hardware modular developing mode of a CNC system's and a prototype system.

101. You can download the actual source code for the constructor and prototype.

102. A prototype the size of a postage stamp has been developed a calculator.

103. Y Combinator commits to two rounds of funding and dispenses less than $20,000 (expense money, really) to coders so they can work, work, work on a prototype to parlay into more funding.

104. Based on the introduction of ontology theory, the author uses KAON, the construction and maintainance tool of ontology, designed and completed the first Chinese food safety ontology prototype.

105. The contents of prototype Enlightenment is very abundant and is not limited to singleness.

106. In Manchester, the case for alternative vehicles was made by Hugo Spowers of Riversimple, a company that has produced a prototype two-seater city car running on hydrogen gas.

107. Richard Koci Hernandez, a photojournalist, said that when he tried out a prototype earlier this year, he immediately recognized the potential impact.

108. Two artificial mouth prototype models (AMA and AMB) have been developed for objectively measuring porcine meat juicinese.

109. To set up integrated virtual prototype model more rapidly, a component - based collaborative assembly method was presented.

110. This assistant thought the book was the prototype of a whole literary genre.

111. The application of virtual prototype brings people a convenient and efficient way to design the aero - engine .

112. The author was charge of HS base design and prototype system implementation in this solution.

113. A prototype can be many things, from a Class-Responsibility-Collaboration (CRC) dialogue to a UI mock-up or working code.

114. We should test this prototype first , we need a dry run before are go into production.

115. Theoretic analysis and experiment of prototype show that this technique is feasible.

116. Here are the results of the tests on the prototype.

117. For virtual prototype of High Power Crosscurrent CO_2 Laser, a comprehensive evaluation method was put forward in order to evaluating the reliable degree between virtual prototype and design scheme.

118. The canonic prototype shows the seated Buddha with his legs crossed and the soles of his feet visible.

119. The main work of this dissertation includes researching the underwater cutting technology of diamond wire saw and developing its engineering prototype.

120. The prototype comparison test shows that the results are effective and the method is worth promoting.

121. Piezoelectric valveless micro-pump theoretical analysis, prototype preparation and its performance are studied.

122. The main work of the author is the Ethernet interface hardware, software modules and related design and implementation of the T-MPLS experimental prototype.

123. Fast breeder reactor in Japan to promote nuclear fuel recycling policy, core facilities, "Monju" fast breeder reactor number is the prototype of the reactor stack.

124. Right now there is but one prototype injection molder in a factory in Korea, but with Apple's financial might behind the technology there could be many more relatively quickly.

125. With the aid of the powerful dynamic analysis software ADAMS for mechanical system, the virtual prototype model of a new parallel machine is built.

126. This was done to avoid cluttering the prototype with too much detail.

127. VP is the abbreviation for Virtual Prototype. It is a new method of product development.

128. The open-source approach means entrepreneurs around the world could download the designs and manufacture the two-seater prototype locally for free.

129. Firstly it expounds peak current control technology of the critical current mode, then discusses a 100W laboratory prototype based on control chip UCC38051.

130. He has a prototype combination lock. He wants you to test out.

131. We have been contributing comments and prototype implementations to the Refinements discussion, and will continue to mock up sample implementations as the specification progresses.

132. It enables the Outlander GT Prototype to turn tighter, transfer power to slipping wheels , and add stability during cornering.

133. A prototype regulator is implemented with a full - load efficiency of 87 %, and - load loss less than 0.51 W.

134. I realized that if I can survive an attack by the killer bee, I can survive anything—including this exhausting process of making the prototype which for me seems to take forever.

135. They are united in the water prototype through the medium of "Chaos" because they are essentially a triunity .

136. The SPC-II fish robot prototype is an experimental platform which validates the stability, high efficiency and maneuverability by utilizing the caudal fin propulsion mechanism.

137. How should you decide if your prototype designer should be a co-founder who deserves 50 percent of your company or deserves $30,000 in sweat equity for her work as an employee or consultant?

138. His prototype used dilute sulphuric acid and operated at room temperature.

139. The prototype design is derived from the work that Brain Edward and Daniel Rees did.

140. The Sandia prototype’s solar collector has an area of about 20 square meters (215 square feet) for a reactor the size of a beer keg, Stechel says.

141. We compute the frequency warp factor by the cut-off frequency map of the prototype low-pass filter to the desired low-pass filter.

142. The experimental research was made with a prototype. The feasibility of the flameless heater was indicated.

143. Second, JavaScript bases object construction on a prototype, or an existing instance of an object, rather than a class template.

144. The article proves formally that irrealis category in modern Chinese is both a prototype and a semantic and grammatical category.

145. A field prototype test was used to analyze the method of testing the internal water pressure of pre-stressed concrete cylinder pipe(PCCP), its failure characteristics, and its bearing mechanism.

146. A prototype system of the linear motor applied in the direct drive dynamic focus module is developed.

147. The prototype system of job scheduler is implemented and integrated into the Software Sharing System.

148. This paper states the virtual circuit architecture prototype host based on Service Unit Network Architecture(SUNA).

149. An exploratory discussion was carried out about relevant problems in the development of prototype of globoid cam manipulator, and methods for solving these problems are presented.

150. I also chose to show the ineligibility notice as its own user interface element, once again bordering on a design decision that would need to be reflected in the user interface prototype.

151. The control software MATLAB and the virtual prototype software ADAMS were used synthetically to build a simulating model of heave compensation system and simulate in various marine environment.

152. The self - developed pilot equipment for multiphase pump was used to experimentally study the external characteristics of the self - designed down - hole helico- axial multiphase pump prototype.

153. Also graphical design and prototype simulation are emphasized to overcome the designing error due to requirement misunderstanding.

154. For the requirement of studying PMMA polymer optical waveguides , a prototype ellipsometry with variable incidence angle, open optical circuit and widely applied range was established.

155. But for the Poured Asphaltic Concrete (PAC), it is only in the testing stage and lacks systematic a anlyses and prototype observations.

156. A prototype was fabricated and its mechanical output was measured.

157. By comparison with the measurement of the prototype and through the checking computation of record curves, this method is satisfactory.

158. Generally, a prototype or strawman is used to convey the changes and the effort that is required to make the changes.

159. The test proves that if prototype space mapping is reasonable, then this unsupervised learning ANN has good self- learning function. It has good application in engineering.

160. Based on the past theoretical researches and computer simulations of NMT, this thesis focuses on the computer simulation and prototype test on Category 5 cables to prove the feasibility of NMT.

161. The kinematical analysis was made to demonstrate the feasible of the prototype, and the force analysis indicates that the system has sufficient strength and stiffness.

162. In 2010, at Suzhou, after elaborate preparations and cohesion of the efforts of all parties, Macalline successfully held the 2010 First Macalline "City Prototype Room" Home Design Contest.

163. In this paper the design method of this new type energy dissipator and the main observation results on prototype are presented.

164. The subject is a part of SMT2520 research and development project. The subject uses Virtual prototype.

165. The prototype of Zhoukou Cretaceous basin should be of foredeep basin.

166. Finally, an engineering prototype machine controlled by a hydraulic cylinder was developed,[http:///prototype.html] it could be mounted on the cable and taken back quickly and safely.

167. The prototype circuit includes two parts including launching and receiving circuit.

168. Furthermore, we design an UML-based software testing and verification environment based on the researches of UML testing and verification, and implement the prototype.

169. Experimental results of the steady-state performance of the prototype is consistent with the theoretical analysis. This prototype the maximum efficiency at full load is up to 94%.

170. In terms of sense arrangement, English Learner's Dictionary should follow the principle of frequency and the principle of prototype instead of the principle of historical development.

171. Research and Development are also very busy? they're testing the new prototype.

172. The proposed methodologies are demonstrated through an example of a compliant gripper mechanism, and the prototype is manufactured to prove the validation of the conceptual design.

173. The geometric similarity ratio between the model and its prototype (including the side tuyeres and the top lance) was1:4.

174. Based on three dimensional finite element analyses of magnetic fields, the cogging torque of a prototype motor is calculated using the virtual work and Maxwell stress tensor methods.

175. Do you want me to go ahead with a prototype, then?

176. To research on the control strategy of the prototype, the knowledge of vector diagram is adopted.

177. They presented a prototype device that resembled a tongue depressor .

178. The result indicates this experimental platform can not only merely do the test to the prototype unit, can also carry on the test in developing the unit.

179. Well, we could talk to some selected customers and show them a prototype.

180. Taken polymer flooding units in Shengli oilfield as prototype model is built and 15 dynamic influential factors and influential rules in polymer flooding are discussed.

181. Finally, the P - HUSTCAID remote synchro collaborative prototype system is designed and realized.

182. Russia's Sukhoi T-50 prototype stealth fighter made its maiden flight last year and is due to enter service in about four years.

183. On this basis, a prototype is developed with a high speed digital signal processor (DSP), huge field-programmable gate arrays (FPGAs) and real-time software.

184. This Prototype model can simulate the flight of all stages.

185. At present, four methods are mainly used for reinforcement earth research: prototype test, model test, three-axial compression test, direct shear test and drawing test.

186. “The sofa was part of our first Bernhardt collection, ” Mr. Washington said, adding that the prototype was a gift from Bernhardt’s creative director, Jerry Helling.

187. This design program testified and the prototype meets the practical application requirements.

188. This prototype system implements above methods and can test validity and efficiency of algorithm.

189. Simplifying the vector representation of documents and topic levels, a prototype of the focused crawler is designed and implemented.

190. Externally, EMD F - 22 appears similar to YF - 22 prototype .

191. The design, prototype manufacture and technology of the semi spherical center plate pads are described.

192. By means of the discussion of the results of the prototype test, the methods of further improvement of system performance and the prospects of application were revealed.

193. It expounded based on experiment, the whole manufacturing process of fiberglass-reinforced plastic(FRP) mold with the aid of rapid prototype or master mold.

194. The structure life cycle method is adopted for the system design, the prototype method for system implementation.

194. try its best to collect and create good sentences.

195. Finally, the prototype software of computer - aided conceptual design for the vibration isolation system is developed.

196. Test results of the prototype truck demonstrate that the system has excellent interference resistance, high control accuracy, high integration level and stable performance.

197. The prototype of GPS jamming based on the radio-transmission system is implemented and the interference effect is satisfactory.

198. Through the analysis of the urban public transportation system, a new theoretical model based on GIS isochrone approach is put forward and a design prototype is described with an isochrone analysis.

199. John Smith's housekeeper, Mrs Rundle, for example, "can be seen as a prototype for the garrulous Mrs Hudson, Sherlock Holmes's landlady".

200. The prototype system is realized based on the algorithm model, and the safety program is evaluated.

201. Finally, an engineering prototype machine was developed and experiments were done on the Xupu Bridge.

202. Some develop results of the FPGA(Field Programmable Gate Array) prototype of adaptive controller for IRHS(infrared horizon sensor) swing scanning device are introduced.

203. A component prototype modeling method based on semantics was suggested.

204. To the above situation, we put forward one DPS ( Dynamic Push System ) prototype of adopting intelligent agent technology.

205. Last, the structure program of the reconfigurable prototype machine is also presented.

206. If as in the prototype, water and/or carbon dioxide are pumped into the vessel, the ceria will rapidly strip the oxygen from them as it cools, creating hydrogen and/or carbon monoxide.

207. The prototype models are built at the early stage of SDLC and quantitative measurements are made on these models and there by from these results the architecture is quantitatively assessed.

208. As Figure 1 illustrates, the classes that comprise the TCS prototype are bundled into four packages: the transaction package, the service package, the utility package, and the exception package.

209. A prototype enzyme catalyzing such a reaction has recently been isolated from the venom of the funnel web spider.

210. The prototype construction meaning throws light on the ambiguity of weak extro - orientational verbs, exocentric verbs.

211. A rover prototype, the Space Exploration Vehicle, which is the size of a pickup truck, has a pressurised cabin in which crew can live for up to 14 days.

212. The three-layer system architecture of conflict detection based on fuzzy constraint network is put forward. A corresponding prototype is developed and its running process is described.

213. This simple device is the prototype of the commercial alternating current generator , or alternator.

214. ADAMS/CAR software, the virtual steady circular tests were performed and validated with the physical prototype test results.

215. A virtual prototype model is built after system constraints, load, drive and the contact forces are added in ADAMS.

216. In chapter 4, the research and manufacturing of free-form surface digitizing MAF prototype is studied.

217. A prototype simulation platform has been constructed with COTS components, on which the above mentioned multi-sensor management hierarchy is simulated and its effectiveness is verified.

218. Firstly, the background and meaning of virtual prototype ( VP ) in the weapon system design are introduced.

219. Our lab has developed prototype software that interactively redesigns the geometry of virtual objects to maintain the desired relations among them and the real objects in the user's view.

220. The object prototype is a good place to define nearly everything related to the finite state machine: the state table, its actions, and their parameters.

221. As an inherently unstable system by nature, the inverted pendulum has been used as the controlled device in a prototype real-time control system.

222. The results of prototype test indicated that the instrument solved the problem of convenient use and measuring precision for fuel consumption measuring on one hundred kilometer.

223. Altman's prototype information repository , called Riboweb, will soon be accessible via the Web.

224. The virtual prototype model of GP 6500 segment erector was built by using CATIA software.

225. He is the very prototype of the empire builder,[http:///prototype.html] the pioneer colonist .

226. Trial Production Stage: Trial production of small lot size shall be carried out to further verify product processibility and effectiveness of design amendment after prototype production.

227. Multirate filter bands can be realized by cosine modulation of a linear-phase low-pass prototype filter.

228. So far, many scholars use all kinds of theories such as "poetic justice" principle, religion, philosophy, history, myths prototype of the new criticism, etc. to make its interpretation.

229. The prototype pattern is revised by observing the different shape of female's upper body, and the new bra pattern is designed for different female.

230. Many of the partners demonstrated early prototype Android phones at the Mobile World Congress held in Barcelona in mid-February.

231. Try-out: prototype and the relevant records are delivered to customers by sales department, and are used by customers according their procedure.

232. Actually, the modeling material used in model test can hardly keep perfect similarity with prototype material.

233. Some prototype of MEMS micro sensor, and library structure and key parameters of the built IP cell are introduced.

234. We plan to release a prototype this autumn for trial in hospitals.

235. "Resolvin D2 is an excellent prototype for a new anti-inflammatory drug, " says pharmacologist Mauro Perretti of Queen Mary University of London, one of the study's authors.

236. Many manufacturers and prototype without additional lifting device, specifically what car with lifting device, is entirely in accordance with the requirements of users.

237. The results of simulation and prototype test indicated that the designing theory of the multi-DOF vibration damping platform is correct and appropriate.

238. A prototype regulator is implemented with a full-load efficiency of 87%, and no-load loss less than 0.51W.

239. Metal - wheeled chariots are the prototype of the tanks of modern warfare.

240. For generating prototype correctly, the concepts of agnation , filiation, brotherhood between features are studied, and the method that distinguish the relations of features is given.

241. Experimental results show that the electromagnetic radiation efficiency and bandwidth of the proposed antenna prototype are prior to traditional microstrip antennas.

242. A prototype of direct-expansion solar-assisted heat-pump water heater was fabricated, which applies bare plate solar collector acting as evaporator.

243. But this is just the start. After making the first prototype, the designer and his test pilots then test fly the glider to see if the design concept works.

244. A prototype of new solar heating system for continuous adsorption refrigeration is presented according to the features of adsorption refrigeration device and solar collector.

245. The module of the visual simulation has been confirmed according to RLV flight course and virtual prototype system.

246. He is also looking at extending his basic prototype to use multiple kites that yo-yo: when one goes up, another goes down.

247. The DIS prototype system consists of some simulation application nodes and environment simulation nodes.

248. When we finished that first prototype, we compared its performance against a professional ORB implemented C.

249. I could swear I saw a prototype Olympus modular at the Decatur Arts Festival near Atlanta this weekend.

250. Bell Laboratories in New York announced the prototype manufacture of a new solar battery.

251. He flew the prototype to West Raynham to demonstrate it to a group of senior officers.

252. He says it's a 20-year pertinacity that began in the mid-1960s, while he devised a prototype of a excellent blue because the Museum of Natural History in New York.

253. Methods of predicting machine life has systematically summarized with the emphasis on those which use theoretical analysis to substitute large scale prototype experiments.

254. This paper revealed the designing rules of prototype pattern of maternity pants and the research results could provide a theoretical basis for it.

255. The prototype basin has undergone mosaic, cross[http://], drape and mosaic four superimposed processes.

256. Just beyond the dining area are some of the couple’s latest designs, including their round Curio table made from coffee-tree wood and a prototype of their Calibra sofa for Bernhardt.

257. Later this summer, fuel-cell technology company Vehicle Projects, Inc., in Golden, Colo., plans to complete a prototype fuel cell–battery hybrid switcher locomotive that creates no emissions.