The machining results show that the developed machine tool can reach the accuracy of micron order.

基于此原理开发的活塞异形销孔设备达到微米级加工精度.

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Strip roughness must not exceed 40 microinch ( 1.0 micron ) order to achieve these minimum coat weights.

板面粗糙度不能超过40微寸 ( 1.0微米 ),以达到最低镀层重量.

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