精通图纸和起重机安装和测试程序。

Proficient drawing and testing for crane parts.

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起重机安装好了没有？

Had the cargo crane been installed?

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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.

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