1. Great improvement has been brought about in the service life of springs by hot peening.

2. My dress will free service life - long!

3. Article 17With regard to intangible assets with limited service life, its amortization amount shall be amortized within its service life systematically and reasonably.

4. These measurements can extend gas filter separator's service life from one year to 2 years around.

5. High-sulphur steel self-lubrication new materials is studied. Service life of guide roll of mill is raised by self-lubrication antifriction of metal sulphides.

6. At the end of the service life of an asset, the net cash flow received or paid for the disposal of the asset.

7. Equipt automatic oil lubricating system to extend service life and maintenance period and facilitate use.

8. Studies the possibility on improving trursmutative soil service life based on the tungsten alloy cast iron liner which was made from tungsten slag alloy.

9. Where grease poses less of a problem, in food preparation areas, for example, choose grease-resistant mats for long service life.

10. Grease and oil degrade ordinary anti-fatigue mats and shorten service life.

11. Soft, slippery, strong grip strength, good flexibility, fine performance of ozone proof, hardwearing, oil stain proof. A smaller friction factor Long service life.

12. Therefore, to develop the block-wheel cylinder with reasonable structure and long service life is the important topic in the transforms of equipments in gyral kiln.

13. The paper analyzed damage reasons of graphite crucible in the process of using, and put forward improving measures, its average service life increased by about 3 times.

14. This paper studies the engine cooling system and analyzes impact of the cooling system of automobile power, economy, reliability and service life .

15. The blade has the advantages of little affinity to steel material, good cutting and wetting performance and little friction with processed material, so as to prolong the service life thereof.

16. By lowering the rate of ingression of dirt, the contamination level of the system will be reduced and the service life of the system's fluid filters will be increased.

17. It has the very important fluence to the vehicle normal use and service life.

18. This provides a good basis for assessing the performance and desulfurization result of the refining catalyst and cracking catalyst of the hydrocracker as well as the service life of the catalysts.

18. try its best to gather and build good sentences.

19. The novel push button switch can realize the integral thinness and improve the service life of the push buttons.

20. Proper selection of materials for making main hooks will prolong the service life of the figure pattern card. This may provide a reference for the manufacturer and designing units.

21. The piercing process of seamless steel tube is a hot working process, the distribution of plug temperature is very important to its service life.

22. It is not advisable to lengthen the pressure gauge service life of sulfurous gas pipeline by improving the material behavior of spring tube.

23. Using abrasion machine, under different lubrication condition, the influences of lubrication on friction coefficient, wear quantity and service life of needle die were studied.

24. The device solves the problems that the prior belt-retracting device for the tightener is time and labor consuming in operation, inconvenient in use, short in service life, and the like.

25. They are still widely used in the Russian Air Force and are gradually undergoing maintenance repairs to extend their service life.

26. It is emphasized that charging voltage of charging systems for motorcycles is of great significance to the service life of batteries.

27. The application of this machine will greatly prolong the service life and provide liquid chromatography column with fine analysis ability.

28. Transformers are expensive facilities in the electric power system; insulation aging, however, leads to the end of transformer service life.

29. Some metals, such as cobalt, nickel, chrome and sO On, can corrade the element in high temerature. melting state and affect the service life of element.

30. Compared with the existing sprocket gear, the utility model has the advantages of high temperature resistance, self-lubrication, noise elimination, long service life, etc.

31. In order to solve the problem mentioned above, the clamper was improved on design and technology, so that both material and cost were saved with longer service life and higher production efficiency.

32. Result showed that the thermo decomposition reaction of DH170T had higher resistance, lower reacting rate and longer service life than TR2000.

33. High plasticizing performance with barrier screw. Melting performance and homogeneity optimized by additional compounding section. Long service life thanks to optimal choice of materials.

34. Ultra - low floating charge current guarantee the service life.

35. Children's shoes . Automatic lubrication for longer service life . No oil leadage problems due to special design.

36. Component configurator, chosen early in the project to manage service life cycle, was applied largely as described in the pattern.

37. A plunger type quantitative lead pump belongs to the technology field of special pumps and is used for solving the problems with the lead pump,() including high rate of wear and short service life.

38. The present invention can solve the mis-engagement problem in the automatic gear shifting process, improves the electrical performances of the tool, and prolongs the service life of the tool.

39. Some measures as fittings quality, cradle roll's flexibility, and installing cleading in face, installing mat in every rolling wheel and etc. can increase wire rope's service life.

40. In this paper, a new method to calculate the power rating of ribbed V-bell drives according to its expected service life is presented.

41. Three ring type gear reducer has the futures of compact construction, light quality, high bearing capacity, anti overloading, long service life and easy maintenance.

42. B , Main shaft is equiped with a lubricating systein to lessen wear and service life.

43. Improving the service life and cutting efficiency of the segment of cutting border are the key problem of studying the metal bond diamond saw blades.

44. Corrosion resisting non - pollution, lower noise, long service life.

45. Cheap product uses copper more the weather strip such as qualitative, balata , service life is briefer, but the price is low.

46. As the superconductive tube is made of special material, it has good compatibility and no non- condensable gas occurs so its service life can be prolonged and it has no harmful to human bodies.

47. The estimated service life of this battery in diesel locomotive was about twice as long as that of its original battery, and it was maintain-free.

48. For increases rubber dentiform bring 's intension and service life, Our factory increase wrap cloth on original basis, Can many use about in a.

48.

49. Automatic lubrication for longer service life, no oil leakage problems due to special design.

50. The Rubber vibration isolation spring with the characteristics of long service life, low noise and stable resonance region.

51. This new type master controller features short production cycle, long service life, high unification as well as light weight and so on.

52. Compared with the prior art, the utility model has the characteristics of multifunction, large twisting moment, various application modes and long service life.

53. Erosion mechanism of ferruginous crucible for melting zinc was lucubrated, and several methods which can improve corrosion resistance and service life of ferruginous crucible were introduced.

54. Determine the resistance of the end end resistance: choose directly related to filter the service life, air system, system changes.

55. The pressure and the working load of the filter plate are equalized, the average service life of the ceramic filter plate is greatly prolonged, and the loss rate can descend by 10-15%.

56. It is concluded that the adoption of the pipeline anti-corrosion and flexible joint is an effective way to prolong the service life of cement concrete drains.

57. Breastwall is an important structure of the terminal. Its construction quality is a key factor of terminal service life and appearance.

58. It is the main material barrier for producing wire rods that the service life of cold-hardening low-alloy cast iron rollers for wire rods is very short because of serious wear.

59. Phosphor bronze main jaw pivot bushes with helical grease grooves maximize the pin service life and the laminated jaw side plates enhance strength.

60. The two silanes improve acid rain resistance of concrete greatly and prolong its service life of concrete greatly in acid rain environment.

61. Morrill ice machine pumps application in ice machine special field, have better performance and higher efficiency, lower energy consumption, the more quiet operation, longer service life.

62. Its advantages include no influence from strong light, firm adhesion of film layers and long service life.

63. Material is stainless steel and high intensity aviation grade aluminum alloy through anodization, firm and durable, long service life.

64. Service life extensions will keep the KC-135s in the air well into the next century.

65. The bad track irregularity will seriously affect the safety of transportation, the travel comfort level(), the equipment's service life and track maintenance expenditure.

66. With reasonable power management, overcharge and overdischarge can be effectively avoided and the service life of lead acid battery increases.

67. The utility model solves the problems that when the speed of the vehicle is increased, the power cord can strike fire and the components have short service life and large quantity of repair.

68. Making the guide roller for high-speed wire of vacuum sintered complex nickel alloy and using the lathe with PCBN tool instead of the grinding machine, and increasing service life.

69. The utility model can effectively solve the problem of a high temperature rise during working of the phase advancer cabinet with good heat dissipation and long service life.

70. The counting and detecting device of the thread rolling machine is used for achieving the advantages of simple overall structure and design, accurate counting and long service life.

71. After the replacement of lead damping pad by CF/ PTFE, the corrosion resistance, safety, reliability and service life of high-pressure air cylinder of submarine has been greatly raised.

72. The invention has the advantages of simple fabrication, easy maintenance, long service life, no risk of locking the driven wheel and low loss.

73. We suggest you replace the anti-wear hydraulic oil in the pump semiyearly, so increase of service life of the electric pump.

74. Strong exhaust devices improve and gas lamp parts and long service life.

75. Also the ceramic screen plate employs the plug-in mounting type, the force state of the ceramic screen plate is changed, which is benefit for increasing the service life of the ceramic screen plate.

76. Used in India to protect silicon hot pad to extend its service life, but also protect the heating plate clean, essential goods.

77. For product service life in differentials, consult your owner's manual or the Original Equipment Manufacturer (OEM) to establish the application, NORMAL or SEVERE.

78. The vibrator support for open aerials has the advantages of compact structure, convenient installation, corrosion preventive, strong wind resistance, good receiving effect, long service life, etc.

79. The improvement on the operation stability is the proper reliability and long service life for the spot welder.

80. If you maintain, use proper, cany goods especially cany chair surface colour will be redder and redder bright, service life is in commonly 50 years of above.

81. Generously dimensioned ball or roller bearings, case hardened forged and ground gears, and internally and externally reinforced gearboxes ensure a long, low maintenance service life.

82. Unworn low loss, all parts are used high quality anti-wear material at home and abroad, and long service life.

83. Despite its low initial capital investment, the single-layered modified bitumen roofing system exhibited high life cycle costs due to its short service life and consequent replacements costs.

84. The product is researched successfully based on old ramming castable. Which own higher temperature of cold state and hot state, good inoxidizability and slag resistance, and long service life.

85. The operation efficiency for the improved device shows that the service life is 2 times of unimproved exchanger with a high operating stability.

86. The catalyst has the advantages of strong acid-resistant ability and long service life.

87. The service life of EAF arch can be significantly improved by using sillimanite brick.

88. The service life of ethylene cracking furnace pipe will be reduced as a result of carbonization of inner face of the pipe running constantly at high temperature.

89. The utility model can efficiently prevent air locking phenomena and the eccentric wear of the plunger, increase the production quantity of raw oil and extend the service life of the oil well pump.

90. Living examples in repair of air hammer parts by manual bead welding of electrical are have been introduced, which are useful for lengthening service life of air hammer parts and saving cost.

91. Experimental results showed that the service life of die can be improved evidently by using high temperature quenching and stress relief annealing.

92. Generally, the steel rolling furnace's service life is 3-10 years, the wrought steel chamber furnace is about 2 years, and the soaking pit side nozzle furnace's is 3-6 years.

93. As a kind of initiative maintenance, preventive maintenance mainly aims at prolonging service life of medical equipment, extending their fault-free time and lowering the whole life expense.

94. A calculating technique is also proposed to determine the service life and nominal power of the belt.

95. The proper selection of hose and effective management can extend the hose's service life.

96. Its of high floor durability and long service life, and can save maintenance cost by margin.

97. The four-sided valve has the advantages of long service life, rapid cutting-off of water and good sealing performance.

98. It has been shortening the service life of mines because of their low recovery ratio.

99. The network bonding point is firm, but is not slip. The ball shaped plastic avoids the network contacting floor directly, and reduces abrasion(), further prolonging the net service life.

100. The Coast Guard's other heavy, polar icebreaker, the Polar Star, was placed in a caretaker status in 2006 and is undergoing a seven- to 10-year service life extension.

101. The service life of aluminum reduction cell can be prolonged by optimization of the cathode material, heat field distribution, roasting and starting process, normal operation.

102. The steel dies with high dimensional accuracy, low surface roughness and long service life have been quickly produced by using prototyping resin molds as patterns of ceramic investment casting.

103. The casted door brick for reverberatory furnace which introduced mullite grains has an obvious longer service life than the imported brick .

104. Rotary percussion drilling tool may solve the problem of low rate of penetration and short service life of drilling bit in hard-brash formations.

105. At last, a reasonable ladle linings structure which attain the goal of improving the ladle service life was put forward by changing the lining structure and considering the fact about swell gap.

106. Battery: Inner rechargeable Sealed Lead - Acid Battery with big capacity and long service life.

107. Structural reliability estimation and structural residual service life predication are some of the urgent problems need to be solved in the engineering field.

108. Over a long period of time a short service life of the reductor on YQ-100 Down-the-Hole drill was unsatisfactory and remained unsolved.

109. Several measures of raising the service life of engineering tire were given from the right using method, road manage, structure, formula and process of the engineering tire.

110. The non qualitative factors are those which affect CT tube′s service life except tube itself qualitative factors.

111. Non-cylindrical pin bore designed as elliptic or taper pin bore instead of cylindrical pin bore can effectively reduce its stress convergence and increase its service life.

112. The plastic magnetic force pump has anticorrosive, high temperature resistant, long in service life, convenient in maintenance and great in bearing moment.

113. In order to improve the energy utilization of node, and prolong its service life, this paper proposed an energy-efficient and self-adjusting of the circle coverage protocol (SCCP).

114. Compared with the prior hygrometer with a moisture sensitive sensor, the invention solves the problem of short service life of the sensor as no failure resulting from the surface contamination occurs.

115. There is difference between domestic rings and travellers and the same products overseas regarding adjustability of high speed operation and service life.

116. The major structure style of Chinese high-type highway at present is asphalt pavement, thus the asphalt mixture performance directly influence the serviceability and service life of highway.

117. Their application in switch electrical contact and electrical brush shows that the properties and service life of these composite were improved apparently by adding carbon fiber.

118. Article 21An enterprise shall, at least at the end of each year, check the service life and the amortization method of intangible assets with limited service life.

119. To introduce the wire rope structure and service life situation of solid polymer covered and filled rope for electric shovel in China.

120. Service life of guide roll of mill is raised by self - lubrication antifriction of metal sulphides.

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