Because a pair of conjugate surface can be ground precisely, the transmission accuracy of the worm drive is improved, the load-carrying capacity is increased and service life is prolonged.
其一对共轭齿面均可精确磨削。因此，该传动不仅可以提高传动精度，而且又能提高承载能力和延长使用寿命。
The linking places are reduced, the components are reduced, and the assembling procedure is simplified. The stability is enhanced, and the service life is prolonged. The cost can be reduced.
减小了衔接部位，减少零部件，简化了组装工序，增强稳定性，延长使用寿命，可降低成本。
It is shown that the service life is prolonged, yields of steam and hydrochloric acid are increased, overhaul charge is decreased and better economic benefits are obtained by the improvement.
经实际应用证明，此项改进延长了余热锅炉使用寿命，提高了低压蒸汽产量和合成盐酸产量，减少了检修费用，取得了较好的经济效益。
By correcting the axes of operating kilns, the service life of refractory lining is positively prolonged and the running rate of kiln increased.
运转中的窑轴线被校难后，会有效地延长窑衬寿命，提高窑的生产运转率。
After revamp, the nitrogen content in the products is increased, also the service life of the equipment is prolonged, and environmental pollution is eliminated as well.
经改造后，不仅使产品中的氮含量提高，而且延长了设备的使用寿命，同时也解决了环境污染问题。
Furthermore, the heating layer made by patch shape flexible material can bend without break, hence, service life of the electrothermal textile is prolonged largely.
再者，由片状柔性材料制成的发热层可以弯曲而不折断，因此电热纺织品的使用寿命大大延长。
As the loss in hexane is reduced the cost can be cut down mom than400thousand RMB yuan annually and the service life of facilities can be prolonged.
改造后的脱丙酮系统脱柄酮效率提高，己烷损失减少，每年节省成本40多万元，并延长了设备的寿命。
Therefore the force condition of the mechanism is improved, and the service life of the drive chain is prolonged, thereveral impact and wear of the guide are reduced.
这些措施改善了整机受力状况，提高了链条寿命，减少了换向冲击和导轨磨损。
The step is delicate by integrally combing, the decorating strips can effectively protect the step in the process of using, and the service life of the step is prolonged.
整体组合使梯级更加精致，在使用的过程中装饰条能有效的保护梯级，延长梯级的使用寿命。
Thus the difficulty of punching the thick gun nozzles is overcome, and the service life of a punching mold can be prolonged.
由此可克服冲压较厚枪嘴的困难度，可延长冲压模具的寿命。
Through the arrangement, the bending strength of misplug-proof device is increased, the service life of the module connector is prolonged.
通过这样设置，使得防误插装置的抗弯强度增强、增加了模组连接器的使用寿命。
The emulsion is very stable and offering prolonged service life.
其乳化液非常稳定，延长了使用寿命。
The cutting device is provided with a cooling structure to cool the cutting blade, and the cooling effect is good so that the service life of the cutting blade is prolonged.
本分切装置自带有冷却结构，对刀片进行散热，冷却效果较好，延长了刀片的使用寿命。
To sum up, the mechanical service life of the corrugated pipe provided by the utility model is greatly prolonged.
综上，本实用新型波纹管的机械寿命得到了大幅度的提高。
Because the service life of the commutator is improved, the use cycle of an electrical motor can be prolonged.
由于该换向器的使用寿命提高，从而可延长电机的使用周期。
The results show that the H13 steel treated by new process has higher hardness and heat-fatigue property. The service life of hot-forge die is prolonged.
结果表明：h13热锻模具钢经此工艺处理后，具有较高的硬度和热疲劳性能，延长了模具的使用寿命。
The mold which is treated by adopting the way delays the emergence of craquelure after low-temperature aging, and by adopting the technical scheme, the service life of the mold is greatly prolonged.
采用上述方式处理的模具经过低温时效后延迟了龟裂纹的出现，采用本发明的技术方案使模具的寿命大为延长。
Because of the simple operation and no requirements for a large quantity of manpower, materials, and labor, the service life of the hose is prolonged.
由于上述操作简单，不必投入大量人力、物力和大量的劳动，延长了胶管的使用寿命。
A nonmetallic glass liner can be used without corrosion, thus the device is safer to use and has greatly prolonged service life.
可使用非金属的玻璃内胆，而不会腐蚀，使用更安全，使用寿命大大增长。
The exhausting anti-plugging device is good in seal effects, safe and reliable in operation, meanwhile, the service life of the seal ring is also greatly prolonged;
该排气防堵装置密封效果好，使用安全可靠，同时也大 大的延长了密封圈使用寿命；
The exhausting anti-plugging device is good in seal effects, safe and reliable in operation, meanwhile, the service life of the seal ring is also greatly prolonged;
该排气防堵装置密封效果好，使用安全可靠，同时也大 大的延长了密封圈使用寿命；
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