包钢CDQ锅炉设计给水水质要求:PH:()。
参考答案:8.8-9.2
If I were you, I him about the truth of the accident.
A. will tell
B. won't tell
C. wouldn't tell
设备的开箱检查主要是检查设备的()。
A.外表
B.合格证明
C.参数
D.运转情况