... crane boom ==> 起重机吊架,起重架,吊车臂,吊车起重扒杆,吊杆,起重臂,起重机臂,起重机吊杆 crane bridge ==> 起重机桥,起重机桥架 crane buffer ==> 吊车缓冲器 ...
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介绍了基于系统分析的双梁桥式起重机桥架结构优化设计方法。
This paper introduces an optimization design method for overhead traveling crane structure with double bridge which is based on system analysis.
安装前要对起重机安装跨度，金属结构主梁的拱度、水平旁弯，小车轨道高低差、轨距偏差，桥架对角线等进行测量。
To install the crane span before installation, camber, level of metal structure of main girder bending, trolley rail height difference, gauge deviation, diagonal bridge survey.
桥架式桥式起重机的主体，其架设和组装都有严格的技术要求，并有一套严格的测量方法来测量安装结果。
The main bridge type crane, the erection and assembly has strict technical requirements, and a set of measurement methods to measure the installation result strictly.
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