1、It is an indirect intaglio printing process.
是一種間接凹版的方法。

2、The picture shows the intaglio printing workshop of this company.
圖為該企業(yè)凹印制版車間。

3、Printed material produced by an intaglio printing process in a rotary press.
在輪版印刷機(jī)中凹版印刷過(guò)程產(chǎn)生的印刷材料。