1)  Thrust at springer
拱座推力
2)  arch seat
拱座
1.
The static and dynamic load tests were made for structural performance of the strengthened arch seat of a flying bird type arch bridge.
针对某飞鸟式拱桥拱座加固后结构性能进行静动载试验。
2.
The deformation of arch springs of hingeless arch has significant influence on the internal forces of arch bridge and the selection of proper arch seats to be built on the thick overburden layer ground is thus extremely important to reduce the deformation of the arch springs.
无铰拱的拱脚变位对拱桥内力影响显著,在厚覆盖层地基上选择合适的拱座形式以减小拱脚变位十分重要。
3.
Several years after a fly-bird type self-balanced tied arch bridge was open to traffic, the vertical cracks normal to the axial of the bridge, almost running through the whole arch seats occurred in west arch seats of the main bridge of the arch bridge, and also the propagation of the cracks does not tend to be stable.
某飞鸟式自平衡体系系杆拱桥在建成通车几年后,主桥西侧拱座出现了垂直于桥轴线、基本贯通整个拱座的竖向裂缝,且裂缝发展未趋稳定。
3)  arch abutment
拱座
1.
Using MatLab software for deducing safety factor of point shearing resistance on the arch abutment space;
利用MatLab软件推导拱座空间点抗剪安全系数
4)  arch support
拱座
1.
A new joint part between steel box arch rib and concrete arch support was introduced according to an actual bridge structure.
以某实际桥梁工程为背景,利用混合有限元法建立钢箱拱肋与组合拱座结合部的计算模型,定量分析了结合部钢与混凝土间的传力机理、焊钉连接件剪力分布与大小。
5)  steel arch seat
钢拱座
1.
In the light of the structural features of the integral panel points for steel arch seats of Chaotiammen Changjiang River Bridge in Chongqing,this paper introduces the manufacturing and assembling workmanship and also the techniques for welding deformation control and hole drilling precision control of the panel points.
针对重庆朝天门长江大桥钢拱座整体节点结构特点,介绍了其制造组装工艺、焊接变形控制、制孔精度控制等技术,解决了钢拱座整体节点结构复杂、焊接变形不易控制、孔群连接精度要求高等难题,取得了良好的效果。
6)  arch seat construction
拱座施工
参考词条
补充资料:比推力
分子式:
CAS号:

性质:又称比推力。单位质量流量推进剂产生的推力或单位质量推进剂燃烧所产生的冲量。是衡量固体推进剂能量特性的重要参数,单位为N·s/kg。比冲大小对火箭的射程影响很大,比冲越高,射程越远。要获得高比冲推进剂,要求推进剂具有高的化学能、高的燃烧效率和高的喷管效率。目前常用的固体推进剂理论比冲值范围为2391~2666N·s/kg。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。