high-voltage test for insulation

例句：

1. 1. Theengineer conducted a high-voltagetest for insulation before the installationof the new electrical system.
   在安装新电气系统之前，工程师进行了高压绝缘测试。
2. 2.During the testing, the technician noticed thatthe insulation was not meeting therequired standards.
   测试过程中，技术人员注意到绝缘不符合所需标准。
3. 3. The high-voltagetest for insulation is crucial toensure the safety of the electrical equipment.
   高压绝缘测试对于确保电气设备的安全性至关重要。