HID是靠电弧击穿气体而发光，因此灯管内没有灯丝。
HID light is generated by electric arc breaking through the inert gas, no filament is applied there.
利用高电压来击穿其两电极之间的气体绝缘层，从而产生电弧的一种电火花点火设备。
Using the high voltage between the two electrodes to breakdown of gas layer, thus generating an electric arc ignition devices.
通过分析影响开断过程电弧重击穿现象的主、要因素，本文提出了几种抑制开断过程重击穿现象、提高断路器限流特性的有效方法。
By discussing the influences of restriking phenomena, some effective methods are presented for restraining restriking phenomena and improving the performance of current limiting.
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