题目内容

常压塔顶回流罐脱液是()。

A. 除氧水
B. 含油污水
C. 酸性水
D. 软化水

查看答案
更多问题

A: Can I use the phone in the hall? B:()

A. You can use them.
B. I’m afraid.
C. Of course.

检查关系数据库运行状态的命令有哪些()

A. search_db
B. search_dy
C. get_all_dy
D. get_all_d

检查时序数据库运行状态的命令有哪些()

A. search_db
B. search_dy
C. get_all_dy
D. get_all_d

We’d better ()economic speed ()fuel consumption.

A. take;save
B. to take;save
C. take;to save
D. to take;to save

答案查题题库