英语语法分析

To improve machinability.

增加机械加工性能。

Tool steels are normally spheroidized to improve machinability.

工具钢通常要用球化来提高切削性。

Tungsten and its alloy are very good materials in engineering, but their machinability is worse.

钨及其合金是非常好的工程材料熏但其切削加工性差。