2) long-term deflection
长期下挠
1.
The long-term deflection of Long Span Prestressed Concrete Box-girder Bridge(LSPCBB) is getting more and more serious in terms of structure safety.
最后,对桥梁设计计算、桥梁混凝土施工及箱梁下挠的防治技术进行论述,并对开展控制结构长期下挠的研究提出了建议。
4) long-term deflection
后期下挠
1.
In order to study the influence factors of long-term deflection of prestressed concrete continuous box girder bridge, the paper analyses the prestress losses and time-dependent effect of box girder by code and the finite element methods on the case of a typical three spans prestressed concrete continuous box girder bridge.
为了研究预应力混凝土连续箱梁桥后期下挠影响因素,以一典型3跨预应力混凝土连续梁桥为研究对象,采用规范和有限元数值计算结合的方法,分析了箱梁预应力损失和变形的时变效应,在此基础上,进一步分析了边中跨比、合龙顺序和合龙压重等因素对箱梁后期下挠的影响。
5) long-term deflection
长期挠度
1.
On the influence of the concrete creep on the long-term deflection of the long-span box-girder bridges
徐变对大跨径混凝土箱梁桥长期挠度影响
2.
According to annual measured deflections and cracks of 2 three-span concrete box girder bridges constructed by free cantilevering method ten years ago, the characteristics of long-term deflections and crack propagation are analyzed.
以2座悬臂施工的预应力混凝土连续梁桥(跨径组合:75m+125m+75m;65m+100m+65m)为背景,对其成桥十年以来的长期挠度和裂缝的发展特点进行了研究。
6) Long Periodic Noise
长周期干挠
补充资料：反馈控制(见控制系统)
反馈控制(见控制系统)
feedback control
于。。伙。]伙ongZ片}反馈控制(几edbaekcontrol)见拉制系统。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条