... solder wicking渗锡,焊锡之灯炷效应. hard chrome plating镀硬铬. coat, coating皮膜表层. ...
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所有传动轴、辊材质均为优质钢，高精度动平衡校正，镀硬铬、表面研磨。
All the tra mi ion axle and rollers are made of high-quality steel with high-precision dynamic balance, plated with rigid chrome and grinded surface.
精密小孔在镀硬铬时，很难获得均匀的镀层，直接影响产品的尺寸精度和形位精度。
It is difficult to gain homogeneous coating when precision small holes are electroplated chrome, which affects the dimensional precision and the form precision of the product.
提出了选择合适镀硬铬替代工艺的要求。
The requirements for selecting qualified alternative processes were presented.
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