题目内容

侵占、挪用征地费行为

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简述停车设施布置原则。

列车在区间擅自退行为一般E类事故。

A. 正确
B. 错误

当无缝线路钢轨折断,断缝大于50mm时,应立即进行紧急处理。

A. 正确
B. 错误

Increasing the valve clearance between a valve stem and rocker arm, will result in the valve ()

A. closing later
B. opening sooner
C. staying open for a shorter period of time
D. staying open for a longer period of time

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