构成地层转移一交流电念头经过一个齿轮箱驾驶，被一台频率变换器供给。

The Layer Forming Transfer is driven by an AC motor through a gearbox, supplied by a frequency converter.

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构成地层转移一交流电念头经过一个齿轮箱驾驶，被一台频率变换器供给。

The Layer Forming Transfer is driven by an AC motor through a gearbox, supplied by a frequency converter.

youdao