blast furnace ferromanganese slag

• 高炉锰渣

blast furnace ferromanganese slag的用法和样例：

例句

1. This work has developed a new desiliconization flux mainly made of the converterslag and the blast furnace manganese slag.
   开发了一种以转炉渣或高炉锰渣为主的新型铁水预脱硅熔剂。