The application of Balancing Transformers as a main transformer in tractivesubstation to supply power to electrified railway is nowadays an advanced technique of power supply in the world.
应用平衡变压器作为牵引变电所中的主变压器向电气化铁道供电，是当今世界上先进的供电技术。
The improved AC/DC comparator consists of a self balancing DC comparator and an electronically compensated AC transformer.
这种新型电流比较仪实际上包含了自平衡直流比较仪和电子补偿式交流电流互感器的所有功能。
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