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某工程的屋架全部采用标准图 G314(二)中的18m跨钢筋混凝土屋架,共计98榀。该工程屋架均在施工现场预制生产。施工中发现,有47榀屋架两端部节点下弦
The truss of a certain project adopts the 18m-span reinforced concrete truss in the standard diagram G314 (II), totaling 98 ft. The engineering truss are prefabricated at the construction site. Found in construction, there are 47 truss at the end of the joints