... 研磨材料：grinding material,abrasive substance 研磨板：lapping plate 研磨;用喷砂清理：abrade ...
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成功的试制成了覆盖有镍-铁-金刚石复合电刷镀层的钢球研磨板。
Finally steel balls millstone covering with Ni-Fe-diamond composite electro-brush plating film is produced successfully.
当球珠已在金属板上冷却，把它转移到一个研钵里，研磨成细粉。
When the bead has cooled on the metal sheel transfer it to a mortar and grind to a fine powder .
当球珠已在金属板上冷却，把它转移到一个研钵里，研磨成细粉。
When the bead has cooled on the metal sheet transfer it to a mortar and grind to a fine powder.
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