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问题 单项选择题

对采用三角锁法进行平面控制测量叙述正确的是（）。

A、只需测量所有内角

B、不需测量所有内角

C、需测量所有内角和导线长度

D、需测量各内角和导线长度

答案

参考答案：A

选择题

— Could you tell me _____?

—  You mean yesterday? [ ]

A. how the passengers are saved

B. how are the passengers saved

C. how the passengers were saved

D. how were the passengers saved

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问答题

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