Periodical check on the compensation system can make up the degraded precision due to the machine's wearing, and prolong the work life of the line cutting machine tools.
对补偿系统的定期校验则可以弥补机床磨损造成的精度降低，使线切割机床的高精度工作寿命得到延长。
Based on work situation and theory of fatigue design, the paper has touch fatigue design for pads of rotary kiln, and the technique way of prolong the life time for pads of rotary kiln.
根据回转窑托轮与轮带的工作条件和疲劳设计理论，阐述以托轮为对象进行回转窑托轮的接触疲劳设计，并对具体工程问题提出了提高托轮接触疲劳寿命的技术措施。
The integral method can reduce the measure points, raise the work efficiency, shorten the working time, be help for the health, prolong the life of instruments.
积分法可以减少测量点数，提高工作效率，缩短工时，有利健康，延长仪器寿命。
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