The scum and slag with vanadium produced by smelting the steel, containing vanadium pentoxide more than 2%(other than granulated slag produced by smelting the steel) 冶炼钢铁所产生的含钒浮渣、熔渣,五氧化二钒含量>20%(冶炼钢铁所产生的粒状熔渣除外),
Other scum and slag with vanadium produced by smelting the steel(other than granulated slag produced by smelting the steel) 其他冶炼钢铁所产生的含钒浮渣、熔渣(冶炼钢铁所产生的粒状熔渣除外),