人工污染试验 meaning in Chinese

artificial pollution test

Surge arresters ; part 3 : artificial pollution testing of surge arresters
电涌放电器.第3部分:避雷器的人工污染试验
Artificial pollution tests on high - voltage insulators to be used on a . c . systems
交流电系统用高压绝缘子的人工污染试验
Artificial pollution tests on high - voltage insulators to be used on d . c . systems
用在直流系统的高压绝缘子的人工污染试验