Positive - working plates: Offset - litho plates which are exposed using positive.阳片版: 用正片(阳片)晒印的柯式印版.Libertas is guaranteed for litho preprinting and laser printing.纸是凸版及雷射印刷的保证.Offset - litho plates which are exposed u...

n.石版印刷，石版画...

litho的音标：...