Megohmmeter
01
兆欧表, 绝缘测试仪
a specialized electrical testing instrument used to measure the resistance or insulation quality of electrical insulation materials, such as wires, cables, motors, and transformers
例子
The electrician used a megohmmeter to check the insulation resistance of the cables before installation.
电工在安装前使用兆欧表检查电缆的绝缘电阻。
To avoid electrical hazards, a megohmmeter should be used regularly to inspect the insulation in old wiring.
为了避免电气危险，应定期使用兆欧表来检查旧线路中的绝缘。
