As the new efficient lighting electrical appliance, electronic ballast is the critical issue in the green lighting project.
电子镇流器作为一种照明节能电器，是实现绿色照明的关键所在。
Unfortunately, the changes made to improve the efficiency of the ballast reduce certain external electrical resistances.
不幸的是，为了提高镇流器的效率而进行的改变减小了特定的外部电阻。
Unfortunately, the changes made to improve the efficiency of the ballast reduce certain external electrical resistances.
不幸的是，为了提高镇流器的效率而进行的改变减小了特定的外部电阻。
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