The ventilator for the water cooler and the circulating pump is driven hydraulically via a hydraulic motor.

水冷却器的通风设备及循环水泵由液压发动机控制。

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The ventilator for the water cooler and the circulating pump is driven hydraulically via a hydraulic motor.

水冷却器的通风设备及循环水泵由液压发动机控制。

youdao