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.
易损件损耗低，所有易损件均采用国内外优质的耐磨材料，使用寿命长。
Unworn low loss, all parts are used high quality anti-wear material at home and abroad, and long service life.
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;
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