计算UPPC梁(板)的抗弯强度，关键是确定构件在极限承裁能力时无粘结预应力筋的极限应力值。
The key of calculating flexure strength of UPPC beam is to determine unbounded prestressed tendons ultimate value when the components are under their ultimate load ability.
无粘结部分预应力混凝土(UPPC)梁桥抗弯强度计算的关键，是如何确定无粘结预应力筋的极限应力。
The key to calculate the ultimate flexural strength of unbonded partially prestressed concrete (UPPC) beam Bridges is how to determine the ultimate stress of unbonded post tensioning tendons.
试验表明，在无粘结预应力砼梁中配置普通有粘结筋对梁在开裂后的裂缝分布有重要影响。
Test results show that th'e additional nonprestressed reinforcement significantly affects the crack widths of unbonded partially prestressed concrete beams.
使用荷载下无粘结部分预应力混凝土梁应力分析的主要困难，是如何确定无粘结预应力筋的应力。
The main difficulty of stress analysis of unbonded partially prestressed concrete beam is how to determine unbonded tendons stress.
体外预应力是指预应力筋布置在混凝土梁体以外的预应力，与之相对的即为传统的预应力筋布置在构件截面内的有粘结或无粘结预应力。
External prestressing means that the prestressing bars are disposed outside the beam bodies, which in tradition are inside the beams with or without bond.
在次梁与板中为有效利用无粘结预应力筋，建议在板厚许可的情况下尽量采用曲线形预应力筋。
Some effective measures were presented to solve bigger prestress loss of mid span in overlong frame and it is suggested that prestressed reinforcement with curve linetype …
研究以碳纤维筋为无粘结预应力筋和环氧涂层钢筋为非预应力筋的部分预应力混凝土梁的受弯性能。
Based on the existing test results, the calculation method of the closing stresses and closing moments in partially prestressed concrete beams has been discussed.
后张无粘结预应力筋适用于大跨度、大开间建筑的现浇楼板、大荷载的预制梁及其他特种结构。
Post-tensioned unbonded Prestressed concrete bar is suitable for cast-in –Place concrete of Long –span and Wide buildings, Large load Prefabricated beam and other construction.
后张无粘结预应力筋适用于大跨度、大开间建筑的现浇楼板、大荷载的预制梁及其他特种结构。
Post-tensioned unbonded Prestressed concrete bar is suitable for cast-in –Place concrete of Long –span and Wide buildings, Large load Prefabricated beam and other construction.
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