Following the process of construction, considering the worst loads, according to the assumption of plane section, the steel girder alone and the composite girder are computed respectively.
按照实际施工过程，考虑最不利计算荷载，根据平截面假定，分别对钢梁单独受力和钢-混凝土组合梁两种工况进行计算。
It's large size of section, a mass of consumption of concrete and reinforcing steel bar, and uncertain factors, cause notable difficulty to the construction and quality control of transfer floor.
同时转换层截面尺寸大，混凝土和钢筋的用量都非常大，且施工过程中的不确定性因素多，给转换层的施工及其质量控制带来了很大的难度。
The main construction of the machine is section steel bar with sheet metal cover.
设备主要结构采用钢方通及钣金件。
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