()率高,高炉煤气利用率高,燃料比低。
参考答案:间接还原
--Could you take a message for Mr. Green?
---Certainly. I him about something at any case, so it may other.
A.may see; isn’t
B.see; won’t be
C.will see; isn’t
D.will be seeing; won’t be
下面哪种涂装方法的涂膜外观最差。()
A.刷涂
B.刮涂
C.淋涂