A mobile lifting device comprises a dismantlable frame mounted on wheels and supporting an elevated horizontal beam which projects out beyond the perimeter of the frame.
一种可移动的提升装置包括一个安装在轮上的可拆卸的框架，它支撑伸在框架外的一个提升的水平梁。
A mobile lifting device comprises a dismantlable frame mounted on wheels and supporting an elevated horizontal beam which projects out beyond the perimeter of the frame.
一种可移动的提升装置包括一个安装在轮上的可拆卸的框架，它支撑伸在框架外的一个提升的水平梁。
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