循环泵-湿转子设计允许它无需维护，减少能源消耗。

Circulation pump - the wet rotor design allows it to be maintenance-free and minimize the energy consumed.

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汽油驱动版本采用全液压系统，稳定性强，操作简单无需维护。

Gasoline powered version adopts full hydraulic system, high stability, simple operation without maintenance.

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比人工存储极大提高了效率，地面的传送系统无需维护，减少了仓管人员。

Greater die availability compared with manual storage systems; no maintenance of floor-level trans porters is needed, and personnel costs are saved.

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