diametrical voltage

例句：

1. 1. The electrical engineer used a diametrical voltage test to measure the insulation resistance of the circuit.
   电气工程师使用直径电压测试来测量电路的绝缘电阻。
2. 2. During the construction phase, it is important to ensure that all wiring and electrical components are properly connected to avoid potential diametrical voltage issues.
   在施工阶段，确保所有电线和电气组件正确连接以避免潜在的直径电压问题是很重要的。
3. 3. The diametrical voltage test is an essential part of the electrical safety inspection for new buildings.
   直径电压测试是新建筑电气安全检查的重要组成部分。