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问题 判断题

建筑倒塌事故处置过程中救人应坚持“救多数人、救活着的人”的原则，按照“由浅入深、由外向内、先易后难、先重伤后轻伤、先救人后救物”的顺序进行。（）

答案

参考答案：对

选择题
It was reported that 115 miners _____ in the flooded mine for eight days were pulled out alive at last.
A. trapped
B. being trapped
C. were trapped
D. had trapped
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多项选择题

水泵用的电动机有（）保护装置。

A.过载

B.短路

C.失压

D.接地
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