... elevation head 位势水头 erection of truss 桁架架设 energy gradient 能量物质坡度 ...
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During construction, key problems including automatic cutting of through line, construction quality management, as well as erection of large-span truss were solved.
施工中解决了相贯线的自动切割和施工质量管理及大跨度桁架的安装等关键问题。
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