derrick wagon crane
车座人字起重机
Optimized design of jib of derrick tower crane.
动臂式塔式起重机起重臂结构优化设计
Testing and measuring of the stress on derrick crane
动臂桅杆起吊应力的试验测试
Finite element analysis of large tonnage derrick crane
大吨位桅杆起重机有限元应用研究
Main Applications Equipment for port load and unload derrick tower crane.
主要用途港口装卸和塔式起重机用。
Single girder truss gantry crane The ginpole is the simplest form of derrick.
桁架式单梁龙门起重机起重吊杆是一种最简单的起重机。
Major Performance Characteristic of Derrick Crane 1. Simple structure, easy assembly and transportation.
杆式起重机主要性能特点1,结构简单,安装运输方便。
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