英语语法分析

Zinc engraving Relief engraving made on zinc and often used for short-run blocking. Also called Zinco.

用锌制成的凸版，常用于烫印小量印件。亦称线条锌版。

Zinco a line or coarse screen half-tone block etched on zinc for letterpress printing. see zinc engraving.

线条锌版活版印刷用的线条或粗网半色调凸版。参阅锌电版。