本机在测试导体或各种材料耐电压破坏强度，以确保绝缘材料使用之安全性。

This tester is to test the damaged degree of conductor or various materials of insulator caused by the specified voltage to ensure the security of usage of insulating material.

youdao

本机在测试导体或各种材料耐电压破坏强度，以确保绝缘材料使用之安全性。

This tester is to test the damaged degree of conductor or various materials of insulator caused by the specified voltage to ensure the security of usage of insulating material.

youdao