gravure

1.Perchloride of iron used to etch gravure cylinders. Alernative term: etchant.

中腐蚀凹版辊筒的高氯酸铁。

2.2、The word of art gravure naivety grace, itis sumptuous dofunny, it can reposit for many years. and also have higher collective worth..

本艺术影雕作品古朴、典雅、是一项豪华艺术装饰品，保存年代长，有高艺术收藏价值。