The utility model adopts a hydraulic drive type which can eliminates the mechanical vibration in the course of measuring, can adjust speed, and can increase measuring precision.

本实用新型采用液压传动式，它消除了测量过程中的机械振动，速度可以进行调整，提高了测量的精度。

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The utility model relates to a hydraulic-drive stepless speed reducer, belonging to the technical field of the design and the manufacture of speed changers.

液压传动无级变速器属于变速器的设计和制造技术领域。

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