Sheets of paper around the impression cylinder of a letterpress printing machine which improve the definition of th print by providing a cushioned impression.
英
美
释义
用不同质地的纸张包在活版印刷机的压力圆筒上,使它具有承垫性能,增加印刷质量。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载