tool steel

汉语翻译

英语解释：

名词 tool steel:

1. alloy steel that is suitable for making tools; is hard a tough and can retain a cutting edge

例句：

1. A solid solution of iron and up to1 percent of carbon, the chief constituent of hardened carbon tool steels.
   马氏本，马登斯体一种由铁和高达百分之一的碳组成的溶液，是硬化碳工具钢的主要成分