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.
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.
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。
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