线路设备大、中修完毕后，新钢轨接头相错：直线不得超过40mm。_爱下问搜题

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问题判断题

线路设备大、中修完毕后，新钢轨接头相错：直线不得超过40mm。

答案

参考答案：错

单项选择题

Questions 14-23

·Look at the ten statements for this part.
·You will hear a passage about "A Research on Sleep ". You will listen to it twice.
·Decide whetheryou think each statement is right(R), wrong(W) or not mentioned(NM).
·Mark your answers on the Answer Sheet.

Muscular relaxation, temperature drop and breath regularity are characteristics of Stage 4 sleep.

A. Right

B. Wrong

C. Not Mentioned

判断题

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