This coating process could cut huge amounts of waste.
这个涂层的过程能大量减少浪费的情况。
A copper plate. covered with a thin coating of wax, on which lines are cut through the wax exposing the bright surface of the copper for further processing.
在一块涂上薄蜡的铜片,用手工在蜡面进行雕刻,把线条等刻穿蜡层,露出铜墙铁壁的光泽表面作进一步的加工处理。
If the light cut agent retained in the surface too long, will soften and wrinkle the old coating.
如果削光剂在表面留存的时间过长,将使旧涂层软化和起皱。
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