溅渣护炉
参考答案:
利用MgO含量达到饱和或过饱和的炼钢终点渣,通过高压氮气的吹溅,使其在炉衬表面形成高熔点的熔渣层,并与炉衬很好的粘结附着,称为溅渣护炉。
Please remain ______; the winner of the prize will be announced soon.
A.seating
B.seated
C.to seat
D.to be seated
卵配生殖