This paper has theoretically studied the effect of blowing Ar into molds on improving killed steel ingot quality.

本文从理论上分析了采用锭模吹氩对提高镇静钢质量的作用。

youdao

This paper has theoretically studied the effect of blowing Ar into molds on improving killed steel ingot quality.

本文从理论上分析了采用锭模吹氩对提高镇静钢质量的作用。

youdao