optical blacking光学黑色涂料
blacking mixer黑色涂料搅拌机
blacking up泛黑省
blacking hole涂料孔;漆片孔;涂料孔铸疵
blacking wash黑浆;黑涂料;翻译;详细翻译
graphite blacking石墨涂料;石墨;碳精;翻译
finish blacking光制下料加工
shoe blacking黑鞋油
phosphating blacking磷化发黑
N（名词） any preparation, esp one containing lampblack, for giving a black finish to shoes, metals, etc (尤指擦鞋用的)黑色涂料