经过实验室铁水喷粉脱磷试验，筛选优化出含20％转炉渣的脱磷剂，脱磷率达70％。

The dephosphorizing agent containing 20 percent LD slag was optimized by the powder injection experiments in laboratory, the dephosphorization ratio reached 70 percent.

youdao

经过实验室铁水喷粉脱磷试验，筛选优化出含20％转炉渣的脱磷剂，脱磷率达70％。

The dephosphorizing agent containing 20 percent LD slag was optimized by the powder injection experiments in laboratory, the dephosphorization ratio reached 70 percent.

youdao