copying screen是什么意思

用法例句

The larger deviation of front guide lines in printing was analyzed with the real cases of halftone plate and solid plate color register printing.

以网线版印刷和实地版印刷套印为案例,对套印过程中表现出的前规线偏差较大故障现象进行了详细分析,明确指出了橡皮滚筒包衬过厚是其根本原因。