建筑屋顶由相对传统的后梁系统支撑。
The roof was supported by a comparatively traditional post-and-beam system.
通过塑性铰理论，推导了加固后梁的承载力计算公式。
The Formula of ultimate flexural capacity is given according to Plastic Principle.
通过塑性铰理论，推导了加固后梁的承载力计算公式。
The Formula of ultimate flexural capacity is given according to Plastic Principle.
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