试题与答案

无缝线路温度力峰现象是由道床阻力（）决定的，其量值及位置均取决于接头阻力及道床阻力梯

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题型：单项选择题

题目：

无缝线路温度力峰现象是由道床阻力（）决定的，其量值及位置均取决于接头阻力及道床阻力梯度的大小。

A、挠度性质

B、延展性质

C、弹性性质

D、塑性性质

答案：

参考答案：D

考点：铁路线路工技能考试中级线路工中级线路工题库
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