... 吊放艇 boom boat 吊杆支架 boom bracket 吊杆托架 boom chock ...
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boom cylinder bracket 动臂油缸架
boom step bracket 轻型吊杆座
bracket boom 弧形河绠
Coleman enclosed track jib cranes are trussed booms mounted on a pivot to allow for boom rotation. The pivot location can be on a floor mounted pedestal, ceiling mounted pedestal, or a wall bracket.
科尔曼挺杆起重机在枢轴位置安装有捆绑臂,可以使臂旋转,这些枢轴可以安装在地上、天花板上,也可以安装在墙上托架上。
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