预应力混凝土梁：对梁预先施加使其在跨中产生负弯矩的力，以部分抵消梁在使用中的正弯矩。
摘要 关键词］超长结构；预应力梁；管桁架 [gap=893]Keywords:overlength construction；prestressed beam；tube truss system
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... prestressed continuous beam 预应力连续梁 prestressed girder 预应力梁 prestressed reinforced concrete sleeper 预应力钢筋混凝土轨枕 ...
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... prestressed concrete beam 预应力混凝土梁 prestressed concrete beam 预应力梁 prestressed concrete bridge 预应力混凝土桥梁 ...
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先张法预应力梁 pretensioned prestressed concrete girder
预制预应力梁 precast prestressed beam
预应力梁桥 Prestressed girder bridge
交叉预应力梁 cross prestressed beam
超长连续预应力梁 overlength continous prestress beam
预应力箱梁 prestressed box girder ; Prestressed concrete box girder
智能预应力梁 smart prestressed beam
后张法预应力混凝土梁 post-tensioned prestressing concrete beam ; post-tensioned concrete beam ; tensioned prestressing concrete beam ; tensioned concrete beam
通过试验分析了体外预应力梁在整个加载过程中的反应。
The behavior of the externally prestressed concrete beams during the entire process of loading is analyzed through the tests.
试验研究了22根无粘结和4根有粘结部分预应力梁在三分点荷载作用下的抗弯性能。
The study was both experimental and analytical. 22 partially prestressed concrete beams with unbonded tendons and 4 with bonded tendons were tested.
通过对先张法预应力梁板预拱度产生的过程进行分析，揭示预应力梁板预拱度产生的内在原因。
The paper analyses the formation process for pretensioning prestressed hollow plank precamber, announces inside reason for prestressed hollow plank precamber to public.
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