... telescoping boom 伸缩吊臂 telescoping mast 伸缩套管式天线... telescoping lever 伸缩套管操纵手柄...
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telescoping-boom crane 可伸缩吊杆起重机
telescoping boom crane [机] 可伸缩吊杆起重机
Professional Telescoping Boom 键盘椅
Boom telescoping 起重臂伸缩
boom telescoping device [机] 起重臂伸缩机构
boom telescoping indicator 伸缩套管伸长指示器
One of the other pieces of equipment is the telescoping boom for the Aerial Ladder.
另一位件设备是伸缩繁荣，为空中的阶梯。
Telescoping of the boom is carried out through telescoping cylinder and steel cable, and all booms telescope simultaneously.
吊臂的伸缩是通过伸缩油缸和钢丝绳进行，各伸缩臂同步伸缩。
The boom telescoping mechanism is shown as follows.
吊臂伸缩机构如下图所示。
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