齿轮毛坯材料损耗为70%，而飞机结构零件的材料损耗甚至达90%。
This wastage can be as high as 70% for gear blanks, and even 90% in the case of aircraft structural parts.
自然损耗及由人为原因或不可抗因素造成的IC零件损坏情况；
Natural wear and IC part damage caused by human reason or force majeure;
全自动加油循环系统，能有效降低零件的损耗，延长机器寿命，运转时平顺无噪音；
Fully automatic lubricating system can assure smooth operation, as well as long life of parts and long life of machine;
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