“凹印”造句
从溶剂浓度的角度来看,
凹印的室内换气管理是必须的.
From solvent concentration point of view, gravure micyoco pissed management is necessary.
凹版印刷包括照相凹版,模型压印, 铜版
凹印和移印.
It includes gravure, die stamping copper - plate engraving and pad printing.
图为该企业
凹印制版车间.
The picture shows the intaglio printing workshop of this company.