电阻应变片中电阻栅金属材料的灵敏系数K的物理意义是（） -题库考试答案搜索网

电阻应变片中电阻栅金属材料的灵敏系数K的物理意义是（）

单选题

2021-07-17 23:55

A、<span style="font-family: 楷体_GB2312; font-size: 19px;">单位应变的电阻变化量</span>
B、<span style="font-family: 楷体_GB2312; font-size: 19px;">单位电阻的应变变化量</span>
C、<span style="font-family: 楷体_GB2312; font-size: 19px;">单位应变的电阻变化率</span>
D、<span style="font-family: 楷体_GB2312; font-size: 19px;">单位电阻的应变变化率</span>

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正确答案

C

试题解析

标签：工程造价专升本建筑结构 2020年第二学期期末考试

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