All the main components are prefabricated and only a few amounts of concrete need to be poured in-situ.In this way, construction efficiency can be improved and construction periods can be shorten.

• 由于各主要构件都进行预制，只需到现场拼装焊接并浇筑少量的混凝土，缩短了现场的施工时间，提高了工效。