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。
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。
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