Corona experiment of apparatus in the UHV AC power system.
特高压交流输变电工程设备的电晕试验。
AC spark testers create a field of ionized air (a blue-colored glow called corona) around the product.
交流火花测试机使产品周围的空气电离(一种蓝色的电晕)形成电场。
AC spark testers create a field of ionized air (a blue-colored glow called corona) around the product.
交流火花测试机使产品周围的空气电离(一种蓝色的电晕)形成电场。
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