The paper discussed the design of U pipe bending machine based on hydraulic pressure automatic - control system.

本文介绍了基于液压控制系统的自动U型弯管机的设计.

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A new, hydraulically driven , radial saw mechanism is adopted in design of hydraulic pipe bending machine.

全液压多功能弯管机采用了一种与传统不同的新型全液压摇臂式圆盘锯切机构.

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