It USES parallel dual voltage drive.

本发明采用并联式双电压驱动。

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Integrated Circuit Power, Offset, Dual Voltage Comparator.

集成电路电源，胶印，双电压比较器。

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The main circuit of a dual voltage alternator is given and its principle is discussed.

设计了电磁阀双电压式驱动方法的硬件电路和驱动程序。

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Once, before dual voltage became the standard for consumer electronics, there was plentiful physical evidence of the fact that if you plug in across systems without a transformer, the result is either a flame-out or a non-starter.

FORBES: On China Swagger and the Smell of Burning Insulation