... Folding arm-type crane 折臂型起重机 the arm of a crane 起重机吊臂 Single Arm Electric Slewing Crane 单臂电动回转杂物吊 ...
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In 2005, a teenage sleepwalker hadto berescued after being found asleep on the arm of a 130ft crane.
2005年，一位青少年睡行症患者醒来后发现自己睡在一台130英尺的起重机吊杆中，于是不得不呼救求援。
The paper presents a designing method for the tail—end balance weight of the swing—arm of the "Crane" type portal cranes.
本文向读者推荐港口鹤式起莺机摇臂尾端平衡重设计方法。
The early eighties have successfully developed a set of crane column Arm, Arm type cranes, and achieved a national utility model patent.
八十年代初先后研制成功了定柱式旋臂起重机、壁柱式旋臂起重机，并取得了国家实用新型专利证书。
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