在何种情况下机舱集中监视与报警系统会发出失职报警（）。 A.未_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

在何种情况下机舱集中监视与报警系统会发出失职报警（）。

A.未能及时在集控室消声

B.未能及时排除故障

C.未能及时在延伸报警箱应答

D.A＋C

答案

参考答案：A

选择题

Not until one of his works was published_________to gain his confidence in writing. [ ]

A. he was able

B. was he able

C. he had been able

D. had he been able

单项选择题

（）不属于机动车底盘的基本组成部分。

A.传动系

B.行驶系

C.气动系

D.转向系