单词 | Dielectric |
例句 | 1. A layer of transparent dielectric material is sandwiched between the pieces of glass. 2. His own diagnostic machine called the Dielectric Diagnostic Analyser, employs computerised biofeedback techniques to determine energy disturbances at cellular level. 3. The principle of microwave dielectric heating is described and the effects of microwave heating are discussed. Specific attention is paid to chemical reactions. 4. Dielectric polarisation is a new measuring parameter in the field of foam qualification. 5. Dielectric tests shall be carried out for all electrical devices. Operational tests shall be performed to demonstrate the specification requirements have been met. 6. The powder mixed dielectric mirror EDM not only can improve the machined surface roughness but also the abradability and corrosion stabili... 7. This paper presents a feed-back dielectric oscillator and a method of calculating its dimension. 8. The solubility, dielectric constant, and dissipation factor of the polymer were improved alter acetyl substitution of poly(p-xylylene). 9. Dielectric dissipation parameters and partial discharge parameters of stator bars with different operating years in large generator were studied in this paper. 10. The plane of periodically arranged dielectric spheres beneath the metal slab can lead the surface field out of the metal, and form a transmission plane wave. 11. Outstanding insulating material having a very low dielectric constant and a very low dielectric dissipation factor, which contributes to higher reliability in the electronics field. 12. In this paper we briefly introduce the dielectric property, heat resistance and wet heat behaviour of thermo-setting butadiene-styrene resin modified by cyanate ester resin. 13. The paste can supply dielectric layer to 304 type stainless steel substrate for thick-film circuit by screen-printed, dried and fired. 14. The dielectric property of dispersive media is written as rational polynomial function, the relation between D and E is derived in time domain. It is named shift operator FDTD (SO-FDTD) method. 15. The leakage current of the dielectric isolation is very small. 16. In order to improve the gain of millimeter wave(MMW) microstrip antenna array, a novel method based on active circuits and phase adjustment by dielectric loaded microstrip line was presented. 17. The circuitry may be rearranged for the purpose of the test to reduce the likelihood of solid state component damage while retaining the representative dielectric stress on the circuit. 18. The results show that polyetherimide toughen this resin system, but improve the dielectric performance. 19. The finite - sized light beam reflected from a weakly absorbing dielectric slab would experience a longitudinal displacement. 20. And proper content of nano - Al 2 O 3 could improve dielectric breakdown strength of these composites. 20. is a online sentence dictionary, on which you can find nice sentences for a large number of words. 21. The silent discharge reactor induced bipolar pulse power-supply can combine advantages of short pulse corona discharge and dielectric barrier discharge as well. 22. PST thin films are ferroelectric materials with many advantages such as excellent ferroelectric, pyroelectric and dielectric properties. 23. Moreover, cathode emission is quite sensitive to structure parameters such as dielectric layer' thickness, anode voltage and gate aperture; therefore, it is hard to guarantee the emission uniformity. 24. The ground potential unit includes a pair of conductors (13/14) formed in a tapered shape on the front and the rear surface of the dielectric substrate and mutually capacity-coupled. 25. In the thesis, the fabrication processes is compatible with SOI and ordinary silicon wafer, dielectric mirror and metal mirror. 26. The microstructure analysis of the butterfly wing's squamae with structure color properties shows that the specific bio-tissue is patterned with 2D ordered periodic dielectric changes. 27. And the conclusion is presented too. It is easy to design and manufacture waveguide filter using dielectric layer PBG structures. 28. At present, most researches are about producing plasma by DBD ( Dielectric Barrier Discharge ) under atmosphere. 29. Novolac cyanate ester resin is one of the high ablative-resisting polymer based materials. It also has superior beat-resistance, dielectric and mechanical properties. 30. The emission spectra of He plasma were measured by using three types of experiment devices: dielectric barrier discharge device, hollow-cathode discharge device and Penning discharge device. 31. High voltage capacitive-type equipment plays a very important role in power systems, and dielectric loss tangent is an important parameter to reflect its insulation condition. 32. The dielectric voltage - withstand test apparatus shall be in accordance with Clause 16.20. 33. The dielectric barrier surface discharge process is simulated using Poisson's equation and drift-diffusion equation and the distribution history of electron, ion and electric field is gained. 34. The eigenvalue problem of radially inhomogeneous cylindrical dielectric waveguides is solved by microwave network method. 35. With this equipment, the dielectric recovery strength characteristics of ceramic chambers and deion plate chambers are studied. 36. The electrical characteristics of insulation materials mainly include electric conductivity, dielectric property and stress of insulation. 37. The film has an obvious seep effect and the dielectric coefficient may achieve 3-5 times to the pure lead titanate film. 38. We propose and optimize the antireflection coating composed of a row of tapered dielectric waveguides for two-dimensional air hole-type photonic crystal negative refraction slab lens. 39. This model incorporates all inherent features circuit breakers such as arcing time, chopping current, dielectric recovery. 40. Other liquid dielectric transformers, having a power handling capacity exceeding 650 KVA but not exceeding 10,000 KVA. 41. The dielectric polarisation is measured as the increase in capacity relative to the empty vessel. 42. The epitaxial thin film material is applied to the gate dielectric of the new generation integrated circuit field-effect tube. 43. The millimeter wave mixer with image recovery was presented, which used dielectric resonators at Ka band as the band rejection filter. 44. The input impedance and radiation patterns of the probe-fed cylindrically conformal microstrip antennas with a dielectric superstrate are analyzed based on a rigorous full-wave approach. 45. Optical constants and dielectric constants of normal cesium oxide thin films are related to wavelength of incident light and cesium impurity contained. 46. Further more, the cut-off characteristics of unreported half loaded and anisotropically dielectric full loaded rectangular resonators was computed and analyzed with common program. 47. The photocathode consists of a substrate (involving a conductive base film for dielectric cathode) and a photoemission film. 48. It could be used in the tunable oscillator, the tunable filter and the phase shifter in phased-array radar or other related area in the microwave field for its excellent nonlinear dielectric response. 49. The effect of dielectric constant, dielectric loss factor, coefficient of thermal expansion (CTE)and characteristic impedance of substrate materials on properties of MMB are mainly discussed. 50. Structure: Adopting polypropylene film as dielectric, meta 11 ized film as electrode,[] passive flame-resistant epoxy resin coating. 51. It is necessary for evaluating dielectric constant of rocks to find the solution of a transcendental equation. 52. The results show that the multiple current pulses appeared per half cycle due to the feedback electric field generated by charges accumulated on the dielectric surface. 53. The solid solubility of Ce ions in BaTiO_3 lattice and the effect of the Ce doping on the structure of BaTiO_3 dielectric ceramics were investigated by X-ray diffraction spectroscopy. 54. Dielectric constant of materials depended on dipole polarization, electron polarization and atom polarization inner materials. 55. Due to the charge process of dusty particles, the electric conductivity, dielectric coefficient and modulus decay of dusty plasma are larger than that of plasma. 56. Optical constants in the visible light region at room temperature are measured by using ellipsometric spectroscopy, and the third derivative spectrum of the dielectric functions are evaluated. 57. The center frequency is influenced by the dielectric thickness and dielectric permittivity, but the latter does much more. 58. There is always some loss in this tank circuit due to dielectric loss in the capacitor and skin effect causing resistive losses in the capacitor and work coil. 59. The bacteria Planococcus sp. , Pseudomonas sp. and Xanthomonas sp. obtained from the dielectric oil of a scrapped large-size transformer were studied on their states and metabolism. 60. It was swiftly to obtain the thickness of alumina film by using of it's dielectric property and capacitor model, which was validated by means of EM, electric quantity and volt-ampere. 61. This paper aims at methods and techniques for measuring the parameters of microwave dielectric materials with high permittivity, which has profound theoretical significance and practical value. 62. Ferroelectric materials are one kind of important functional materials and has been widely used as dielectric materials for capacity , piezoelectric and pyroelectric materials. 63. The Fourier frequency spectral analysis of voltage has shown that the high frequency dielectric dissipation in motor winding can be ignored also. 64. Design methods of directional couplers using dielectric waveguide are introduced in the paper. Some simplified and effective design formulae are also presented. 65. From the point of improving the material properties, by the addition of carbonyl iron powder, it could improve its dielectric constant, but it also led to an increase in dielectric loss. 66. Composite dielectric materials for capacitors of high energy storage density has been studied. 67. Week 10 Conductor in static electric field, capacitor and capacity of conductor, dielectric in static electric field, Gauss theorem in dielectric medium. 68. So, many wax removal technologies were developed. In this paper, a method for removing paraffin wax based on high-frequency dielectric heating effect is researched. 69. The antenna is circular polarized, the equipment of circular waveguide loaded with dielectric patch is used, which has the characteristic of simple design and excellent performance. 70. Under the effective mass approximation, the paper studys the effect of dielectric confinement on an exciton in spherical and cubic QD(quantum dot). 71. Those applications are based on the transmission of EM wave in free space or dielectric medium, therefore the study of transmission and reflection characteristics in indoor environment is significant. 72. The results of simulation and tests indicate that using the proposed algorithm the dielectric loss angle can be measured more accurately while less calculation amount is increased. 73. Photons penetrating into a dielectric polarize it and , in turn , are partially canceled out. 74. Also the result shows that, as sintered in reducing atmosphere, the dielectric loss of the material increase. 75. Dielectric loaded antenna can reduce the height of antenna and the dielectric can also act as a radome simultaneously. 76. Dielectric resonator, dielectric filter, dielectric duplexer and method for manufacturing dielectric resonator. 77. KFM/EFM offers excellent utility for measuring dielectric films, metal surfaces, piezoelectrics and conductor-insulator transitions. 78. Photonic crystal a manmade crystal in which dielectric media with different refractive index is arranged periodically. 79. This paper presented a new - type design scheme for monitoring the dielectric dissipation factor of capacitive apparatus. 80. This paper presents millimeter-wave characteristics of whispering gallery mode (WGM) in disk dielectric resonator. 81. This provides a theoretical basis for the engineering design of fuze dielectric rod antennas. 82. Near the transition temperature, a thermal hysteresis was found in dielectric,[http:///dielectric.html] pyroelectric and piezoelectric measurements. 83. Other liquid dielectric transformers, having a power handling capacity exceeding 10,000 KVA. 84. The influence on dispersion characteristic is analyzed for two types of hypothesis current, the different permittivity of the dielectric support and the different radius of the metal envelope. 85. Figure 4 - 2 illustrates the basic circuit that uses an electrometer to determine dielectric absorption. 86. The growth and the electronic state of quantum dots, quantum size-dependent effects, Coulomb blockade effects and dielectric effects are described. 87. The paper introduces measurements about dielectric constant and tangential loss angle of a group of good function and high frequency printed electronic circuit plate with microstrip circuit. 88. When the composites were exposed to saturated vapor, maximal responsivity of the composites decreased with increasing dielectric constant of solvent. 89. The powder mixed dielectric mirror EDM not only can improve the machined surface roughness but also th... 90. The dielectrometry method can be used to measure moisture distribution in transformer pressboard since the moisture affects the dielectric properties of pressboard. 91. The third derivative spectra of the imaginary part of dielectric functions for two samples were evaluated by the numerical differentiation. 92. Liquid dielectric transformers, having a power handling capacity exceeding 650 KVA but not exceeding 10,000 KVA, voltage under 3 KV. 93. Latest advance for several kinds of modal analysis methods for dielectric waveguide is reviewed. 94. The experimental results show that the device can accurately measure the dielectric loss factor. 95. The transmission spectra of TM mode in the bend waveguide with triangular lattice of dielectric rods and TE mode in the bend waveguide have been calculated. 96. Our product offering dielectric products includes dielectric filters, dielectric duplexers, dielectric antenna, dielectric resonator. 97. In this paper, the microwave network analysis of the dispersion characteristics for various dielectric waveguides is presented, and the effective dielectric constants of the waveguides are given. 98. The ferroelectric thin films had good crystallization behaviour, excellent dielectric and pyroelectric properties. 99. The powder mixed dielectric mirror EDM not only can improve the machined surface roughness but also the abradability and corrosion stability. 100. This paper has two parts: Ultra - wide band ( UWB ) dielectric antenna design and airborne early warning ( AEW ) radar signal simulation. 101. Secondly, this paper researched the principle of wavelet analysis, and then applied it to dielectric loss measurement and a check analysis is also made through MATLAB. 102. Complex plane analysis for the dielectric relaxation of 1,2-polybutadienes was performed. 103. A new kind of rectangular waveguide loaded with dielectric walls is presented, in which uniform field is propagated. Its parameters are obtained by numerical evaluation. 104. A GaAs FET Oscillator stabilized by a dielectric resonator with a feedback loop has been developed. 105. Metal fins may be provided between the grounding plate and the transmission line in the stack of the dielectric material layers. 106. From these expressions the dyadic Green's function for a dielectric waveguide can be obtained if the... 107. Structure: Adopting po1yeser film as dielectric, AL foil as electrode and inductive construction, unidirectional lead, diaphanous epoxy resin dip sealed (Type BH is yellow diaphanous material). 108. In this system good regioselectivity can be achieved mainly because of the existence of a porous support and the low dielectric constant of the reaction media. 109. A new method using metal dielectric waveguide (MDW) is presented. 110. A low dielectric material,[http:///dielectric.html] acrylate resin has been investigated as a passivation dielectric layer for thin-film transistor (TFT) arrays in this paper. 111. If only dielectric loss angle of grain was measured, the measuring system can get grain moisture content by seeking table and calculating. 112. For tunable microwave device applications, the PST and BST thin films should own high tunability, low dielectric loss, low leakage current and smooth film surface, etc. 113. According to the results discussed above , an ideal dielectric filter can be acquired by changing the coupling aperture diameter. 114. A typical structure of microwave filter, i. e. rectangular waveguide inserted with cylindrical dielectric resonators has been developed. 115. Liquid dielectric transformers, having a power handling capacity exceeding 10,000 KVA, voltage over 3 KV but under 33 KV. 116. The principle and main structure of on-line monitoring system for dielectric power factor in capacitor apparatus are introduced. The application example is presented. 117. The structures of the invention are prepared by adhering a porous dielectric layer to a substantially nonporous capping layer via an intermediate adhesion promoting dielectric layer. 118. This modulator works based on the guided-wave absorbent peak, whose depth is influenced by the dielectric coefficient of polarized polymer. 119. The evolution and recent progress of ceramic thick-film dielectric electroluminescent ares(TDELDs) ar e reviewed. 120. Therefore, the octane number can be obtained by measuring the dielectric constant with the capacitive sensor. 121. 122. 123. 124. 125. 126. 127. 128. 129. 130. 131. 132. 133. 134. 135. 136. 137. 138. 139. 140. 140. try its best to collect and make good sentences. 141. 142. 143. 144. 145. 146. 147. 148. 149. 150. 151. 152. 153. 154. 155. 156. 157. 158. 159. 160. 161. 162. 163. 164. 165. 166. 167. 168. 169. 170. 171. 172. 173. 174. 175. 176. 177. 178. 179. 180. 181. 182. 183. 184. 185. 186. 187. 188. 189. 190. 191. 192. 192. 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