This can offer certain reference to engineering design of low-voltage large-power variable-frequency motor.

这对低压大功率变频电机的工程设计具有一定的参考价值。

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A. Hydraulic pressure ADAPTS constant power variable axial piston pump for energy saving.

液压泵采用恒功率自动变量轴向柱塞泵，以节省能源。

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An APFC control solution for high power variable frequency air conditioner is introduced.

本文介绍了较大功率变频空调的一种APFC方案。

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And these electrodes are then connected to a variable voltage power supply.

这些电极然后,和一个变压电源连接起来了。

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