erection crane meaning in English

安装吊车
安装起重机
安装用起重机

The techniques of cast - in - situ concrete box girder by movable formwork bridging machine , which is a railway erection crane for bridge made up by universal rods , are effective , reliable and can use the exiting road for opporation
摘要采用万能杆件等常规材料拼装的轨道走行式移动模架造桥机，能利用既有道路进行高架桥现浇箱梁施工，且工期短、效率高、安全可靠，适宜于城市轻轨交通中等跨度双线预应力混凝土筒支箱梁的现浇施工。
Abstract : this paper mainly deals with the alternative comparison , overall design and critical technical problem analysis of qly50 / 16 full hydraulic girder erection crane designed according to the requirements of wuhu changjiang river bridge and comparison of the same kind of cranes applied at home and abroad
文摘:介绍了针对芜湖长江大桥需要设计的qly50 / 16全液压架梁起重机方案的比选、总体设计、关键技术问题的分析，以及与国内外同类产品的对比。