一端伸出泵外的主动螺杆由原动机驱动。

Active outside the side out of the pump screw driven by a prime mover.

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从动螺杆是通过同步齿轮由主动螺杆带动的。

Driven screw is driven by synchronous gear by the active screw.

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从动螺杆是通过同步齿轮由主动螺杆带动的。

Driven screw is driven by synchronous gear by the active screw.

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