thrust at springer meaning in Chinese

拱端推力
拱脚推力

On the basis of analyzing effect of prestressed tendon layout on internal force and thrust at springer , the principle of prestressed iendon layout for three - span prestressed concrete deck arch bridge is illustrated
摘要在分析预应力布置位置对三跨上承式拱桥内力和拱脚推力影响的基础上，阐明了该类桥型预应力筋的布置原则。
In order to consider the reduction of the thrust at springer , three optimization design methods , i . e . method by firstly controlling stress of section based on sensitivity analysis , method by firstly controlling thrust at springer based on sensitivity analysis , and design method based on optimum theory , are suggested
同时，为在设计时考虑减小拱脚不平衡推力这一因素，提出了基于敏感性分析的首控截面应力双控设计法、首控拱脚净推力双控设计法以及直接利用优化理论进行设计等3种合理优化设计方法。