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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. Sentencedict.com 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.