two-girder overhead travelling crane是什么意思

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用法例句

Design and study on steel structure for large-scale double-girder-truss cranes

大型双梁桁架门式起重机钢结构设计与研究

this article is based on the daily maintaining of the electric double-beam bridge crane observed in Datong Coalmine Group Co.

就大同煤矿集团公司雁崖矿机分厂电动双梁桥式起重机的日常维护与保养,分别从机械设备、金属结构、电气设备3方面展开论述。

Optimum Design and Research on the Steel Structure for the Large Double Girders Truss Crane

大型双梁桁架门式起重机结构设计及优化研究

Design and study on steel structure for large-scale double-girder-truss cranes

大型双梁桁架门式起重机钢结构设计与研究

double girder truss gantry crane

双桁架梁龙门起重机

single girder truss gantry crane

桁架式单梁龙门起重机

The Optimum Design and Modal Analysis of Double Girder Truss Gantry Crane s Main Girder;

双梁桁架式龙门起重机主梁优化设计及模态分析

Overall design of single girder trussed gantry crane and main girder design

桁架式单梁门式起重机总体及主梁的设计

triangular truss gantry crane

三角形桁架龙门起重机

mobile crane with lattice jib

桁架臂流动式起重机

The analysis of the assembled bailey truss gantry crane under the most disadvantageous appearance

装配式贝雷桁架门式起重机最不利状态分析

The Test and Analysis of the Metal Structure of 冂 Type Trussed Portal Cranes

对冂型桁架门式起重机金属结构的检测与分析

double box girder gantry crane

箱形双梁龙门起重机

gantry crane with movable girder

可移动主梁门式起重机

hand-operated single-and-double beam bridge crane

手动单双梁桥式起重机

double-beam bridge type grab crane

双架桥式抓斗起重机

Metal structural design of double girder gantry crane based on limited condition method

基于极限状态法的双梁门式起重机金属结构设计

The Application of ANSYS into Optimizing Design of Main Beam in Joist Portal Crane

ANSYS在桁架结构门机主梁优化设计中的应用

Design and calculation of main girder in shield gantry crane

440t盾构门式起重机主梁的设计计算

Installation of Electric Double-Beam Bridge Crane in Shaft Tower

井塔内电动双梁桥式起重机安装技术