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。
At the two ends of the PC board coated with waterproof coating and appearance, so can lower transpiration humidity appearance of wood, cut wood craze degree;
在PC板材的两头和外表涂上防水涂料,这么能够下降木材外表的蒸腾湿度,削减木材开裂的程度;
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