hook floating crane
吊钩浮式起重机
Design of Hoist Reducer for Large Double Hook Bridge Crane
大吨位双钩桥式起重机主起升减速器的设计
Top it off with the wooden crane with hook and swiveling action.
顶它关闭的木制起重机吊钩和旋转动作。
Analysis and Maintenance of Hook Automatic Slipping of Truck Crane
汽车起重机吊钩自动下滑的分析及维修
Analysis to a hook falling accident due to electric failure of crane
一起起重机电气故障引发的钩头坠落事故剖析
Finite element analysis of laminated hook for overhead traveling crane
桥式起重机迭板钩的有限元分析
Design and Practice of the Hook on Electrolysis Multifunction Overhead Crane
电解多功能天车起重吊钩的设计与实践
Manufacture of electronic formula lifting hook overspeed protector on tower crane
塔式起重机吊钩超速保护器的研制
Its estimated that the claw hook of the cargo crane cant heave the heavy lumber up.
据估计，该货物起重机爪形钩吊不起那些沉重的木材。
Selecting the length of smooth surface in the middle part of liftdrum on a bridge hook crane
桥式吊钩起重机起升卷筒中部光面长度的选用
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