制作热电阻的金属材料必须满足一些条件，下面说法错误的是（） -题库考试答案搜索网

制作热电阻的金属材料必须满足一些条件，下面说法错误的是（）

单选题

2021-09-01 22:57

A、温度变化1℃时电阻值的相对变化量（即电阻温度系数）要小
B、在测温范围内是具有较稳定的物理、化学性质
C、电阻与温度的关系最好近于线性或为平滑的曲线
D、要求有较大的电阻率[T/]]

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正确答案

A

试题解析

标签：联大河南理工大学检测技术及应用

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