corona-proof meaning in English

防电晕的
防电晕放电的

The product has good over load - proof and con corona - proof features , it is widely used in windings of electric machines and appliances
该产品具有抗电晕、过负载等特点，广泛用于电机电器的绕组。
The product has good over load - proof and con corona - proof festurs . it is widely used in windings of electric machine and appliances
该产品具有抗电晕、过负载等特点，广泛用于电机、电器等绕组。