使用小粒度半焦可避免炉底缺碳，有利于电极深插，扩大坩埚，降低硅铁冶炼电耗。

Using small-sized semicoke can avoid lacking carbon in furnace bottom and is favourable to inserting electrode deeply, enlarging crucible and reducing eletricity consumption.

youdao

使用小粒度半焦可避免炉底缺碳，有利于电极深插，扩大坩埚，降低硅铁冶炼电耗。

Using small-sized semicoke can avoid lacking carbon in furnace bottom and is favourable to inserting electrode deeply, enlarging crucible and reducing eletricity consumption.

youdao