电子镇流器凭借其节能、轻便等一系列优点将逐步替代传统的电感式镇流器。
Because of the excellence in energy saving, light weight, etc., electronic ballast will gradually take the place of traditional electromagnetic (EM) ballast.
传统的高压钠灯配备的是电感式镇流器，其体积大，本身功耗大、功率因数低、调光困难等。
Traditional ballast components of inductance ballast has some disadvantages which include large volume, high self consumption, low power factor and difficult to adjust.
而传统的电感式镇流器因其诸多弊病将被逐渐淘汰，电子式镇流器以其强大的优越性能正不断占据镇流器市场的主导地位。
Conventional inductance type ballast will be washed out as its so many disadvantages, so electronic ballasts are taking the dominant status in ballast market gradually.
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