分析预应力钢筋混凝土正截面承载能力极限状态计算公式。
That have analyzed prestressed reinforced concrete normal section calculate formula of bearing capacity limit states.
钢筋混凝土结构构件应满足承载能力极限状态及正常使用极限状态的要求。
The structural component of reinforced concrete should meet limit status of bearing capability and requirement of normally utilized limit status.
简要介绍了ACI318-99关于承载能力极限状态设计、二阶效应、抗震设计等内容。
The contents of ultimate state design, second-order effect and seismic design in ACI318-99 are introduced.
地基梁可不进行承载能力极限状态的计算，其配筋可由正常使用极限状态中的允许裂缝宽度来确定。
Ultimate strength design is not required and the reinforcement can be determined only on basis of allowable crack width in design of beam on foundation.
研究了体外预应力钢-混凝土组合梁在承载能力极限状态下的抗弯承载能力，提出了相应的计算公式。
It is researched that the ultimate flexural capacity of external prestressed composite steel-concrete beams in ultimate limit state of carrying capacity, and the relevant formula are derived.
通过相应的计算实例，对混凝土结构的正常使用极限状态和承载能力极限状态进行了分析，得到了对这两种极限状态影响较大的因素。
After calculating some examples the author analyzes the RC structure's serviceability limit state and ultimate limit state, and finds the main influence factors.
当配筋特征值不大于0.2时，承载能力极限状态下碳纤维片材的拉应变可以接近或超过允许拉应变，因此可以有效地对受弯构件正截面承载力进行加固；
When the ratio not more than 0.2, CFRP tensile strain can reach or exceed the permissible strain at ultimate capacity state, and therefore CFRP can work efficiently.
分析表明，拱肋变形降低了结构的极限承载能力，并增大了其在正常使用状态下的侧向变形，以致拱脚外包混凝土开裂严重。
The results show that the arch distortion weakens structural ultimate load bearing capacity, and increases lateral displacement at the bottom of .
分析表明，拱肋变形降低了结构的极限承载能力，并增大了其在正常使用状态下的侧向变形，以致拱脚外包混凝土开裂严重。
The results show that the arch distortion weakens structural ultimate load bearing capacity, and increases lateral displacement at the bottom of .
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