steel emery

基本解释

• [冶] 钢砂

英汉例句

双语例句

• As jade is of hard texture, carving is not done with a steel graver, but with emery by way of grinding.
  由于玉质地很硬，不能用钢质雕刻刀雕刻，用磨光的金刚砂来雕刻。
  blog.sina.com.cn

• steel emery更多例句

专业释义

能源科学技术

• 钢砂