Generally speaking, the bridge structure incorporating the flexible arch principle in material mechanics can disperse every point of pressure to the cross-section equally.
通俗地讲，运用材料力学的弹性拱原理造桥，这种结构就可以将受力点的力分散到桥的每一个横截面上。
Free-flow tunnel used more round arch straight wall form cross-section.
无压隧洞多采用圆拱直墙形断面。
The cross section of arch rib except the part closed to the arch springer is new dumbbell-shaped section which is different from the traditional one.
该桥拱肋截面除拱脚段外采用与传统哑铃形截面不同的新型哑铃形截面。
Gucheng bridge is a steel tube concrete bowstring arch and variable cross section continuous beam composite system through bridge with single load plate.
古城大桥是一座下承式单承载面钢管混凝土系杆拱与变截面连续梁组合体系桥梁。
The influencing factors of coal arch camber in planomural coal bin and coal drop pipe with rectangular or circular cross section during coal drop are studied theoretically.
对落煤过程中平壁煤仓及截面形状分别为矩形、圆形的落煤管起拱的影响因素进行理论研究。
This paper states a method of analyzing the right catenary arch with variable cross section on slop.
对正拱斜置变截面悬链线坡拱桥的受力分析方法作了介绍。
In the design of rib arch bridge, the arch rib of variable cross section of weak transverse fixed is adapted usually.
在肋拱桥的设计中，常采用弱横向联系变截面拱肋。
All tunnels have complex cross section with circular, rectangle, arch, ellipse shape, in accordance with the length of the tunnel is divided into short, medium length of the tunnel, long tunnel.
隧道按截面分为圆形、矩形、拱形、椭圆等形状，按照长度分为短隧道、中等长度隧道、长隧道。
All tunnels have complex cross section with circular, rectangle, arch, ellipse shape, in accordance with the length of the tunnel is divided into short, medium length of the tunnel, long tunnel.
隧道按截面分为圆形、矩形、拱形、椭圆等形状，按照长度分为短隧道、中等长度隧道、长隧道。
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