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 winch spun quickly, and the crane raised its arm into the sky; nobody had believed that a crane with such a long arm could be built.
起重机的绞盘快速旋转着，抬起它长的难以置信的手臂伸向天空。
The tower crane is mainly composed of vertical tower, horizontal tower, tower tower and balance arm, as shown in Figure 3.67.
塔式起重机主要由竖直塔身、水平塔臂、塔顶和平衡臂等主要部件组成，如图3.67所示。
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。
Balance weight block installation position is not accurate, will cause the boom and the balance arm balance torque deviation is too large, easily lead to instability of the tower crane.
平衡重块安装位置不准确，会造成起重臂与平衡臂平衡力矩偏差过大，轻易造成塔吊失稳。
This product is suitable for the arm support rotary hydraulic pressure system in digging machine, crane, pumper and concrete pump truck, etc.
本产品适用于旋挖机、起重机、消防车和混凝土泵车等臂架回转液压系统。
The device can realize the automatic and continuous telescopic motion of the suspension arm of the crane only by flipping one switch.
本实用新型只需扳动一个开关，起重机吊臂的伸缩动作可自动连续完成。
Simple arm frame gantry crane structure, lifting large light weight.
单臂架门座式起重机结构简单、起重量大自重轻。
Portal crane sub frame and four-link arm two types, from the crane hoisting, luffing, slewing and walking four agencies ac frequency control, the machine USES PLC control, superior performance.
门座式起重机分单臂架和四连杆两种类型，起重机的起升、变幅、回转和行走四大机构均采用交流变频调速，整机采用PLC控制，使用性能优越。
Has more than a field 80 ton mobile crane to process, five big arms, the catch clow vice-arm is complete, the vehicle condition and the performance are good, have the procedure.
现有一台多田野80吨汽车吊要处理，五节大臂，小钩副臂齐全，车况及性能良好，有手续。
The take-up process can be used with coil or spool, and unloading with arm crane.
由一台变速电机传动，收线可成盘或成圈，用旋臂起重机能将线圈取下。
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。
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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