题目内容

In order to ________ his dream, the boy has been studying very hard.

A. realization
B. realize
C. really
D. real

查看答案
更多问题

There are only a few ________ from the air crash.

A. survive
B. survivors
C. survival
D. survivor

雷电防护主要措施有接闪、均压、泄流、()。

集散控制系统机柜的安装要求与常规仪表箱安装要求相比,前者安装要求()。

对运行中的联锁保护系统进行维修时,应注意哪些问题?

答案查题题库