圆拱

基于B-R动力屈曲判断准则，采用数值方法求解了受径向均布阶跃载荷作用时裂纹圆拱的动力屈曲；

Basing on B-R dynamic buckling criterion , the dynamic buckling of cracked circular arch subjected to radius impact was solved by numerical method .

截面为三角形的空间格构式圆拱平面内整体稳定性能分析

Analysis for in-plane global stability of spatially latticed circular arch with triangular section

Maxwell模型粘弹性圆拱固有振动

The natural vibrations of circular arches with viscoelastic on maxwell 's model

本文由虚功原理建立弹性圆拱的平衡方程，用有限差分法对非线性偏微分方程组进行求解（Park法对时间进行差分）。

The equilibrium equations of elastic circular arches are established using the principle of virtual work . The nonlinear partial differential equations of motion are solved using a finite difference method ( Park 's method for time difference ) .

由Hamilton原理导出考虑初始缺陷及横向剪切变形时裂纹圆拱的动力屈曲控制方程；应用断裂力学中常用的线弹簧模型将裂纹引入到屈曲控制方程中；

For the cracked circular arch , including the influences of the transverse shear deformation and initial geometric imperfections , the governing equations of dynamic buckling were derived from Hamilton 's philosophy .

最后把矩阵运算法应用于圆拱屋盖结构的风致响应计算，给出比传统SRSS方法更合理的估算。

Then MCM is used in wind-response analysis on dome-like roofs and yields more reasonable outputs than traditional SRSS method .

本文用加权余量法推导出圆环和圆拱在均匀径向荷载作用下，发生弹性失稳时临界荷载q（cr）的计算公式。

For a circular ring or a circular arch subjected to an uniformly radial distributed load , a formula is derived by the weighted residual method for calculating the critical load q_ ( cr ) in case the elastic instability is occurred .

利用ANSYS的参数化高级设计语言，编制了适合任意三心圆拱衬砌断面和不同围岩压力分布形式的隧道衬砌内力和偏心距的通用计算程序。

A general program using APDL ( ANSYS parametric design language ), which is applicable to arbitrary lining sections of the three-centered circular arch with different surrounding rock pressure distributions , was developed for the calculation of the tunnel inner forces and eccentricities .

按Ritz法求得在该荷载作用下具有足够工程精度的固支圆拱正对称失稳临界力的近似值。

With sufficient engineering precision , the approximations of the symmetrical destabilizing critical load for the circular arch supported fixedly are calculated by Ritz method , and are contrasted with the critical load for the circular arch under radial uniform load .

圆拱支护结构在深基坑支护中的应用

Application of Circular Arch Supporting Structure on Deep Foundation Pit Support

格构圆拱轻钢屋架的抗风计算

Wind resistant calculation of trellis circular arch light-weight steel frame

一种靠枕梁支撑的圆拱。可缩性巷道拱形支架

A round arch resting on corbels . yielding roadway arch

均匀受压三铰圆拱的屈曲

Buckling of a uniformly compressed circular arch with three hinges

变截面圆拱强迫振动的传递矩阵算法

Transfer matrix algorithm for forced vibration of circular arches with variable cross-section

只有一个中心点的圆拱。

A round arch drawn from a single center .

结实而紧凑，脚趾圆拱，脚垫发达。

Feet are strong and compact , with well-arched toes and well-developed pads .

波形扰动静水压力对两侧铰支圆拱平面内稳定性的影响

Influence of Fluctuating Hydrostatic Pressure on In-Plane Stability of Simply Supported Circular Arches

足爪呈卵形，紧凑，脚趾结合紧密，圆拱。

Feet are oval , compact with close knit , well arched toes .

均匀受压圆拱的弹性稳定性分析

Elastic stability analysis of circular arch under uniform pressure

她赞赏教堂的老式圆拱。

She admired the church 's antiquated round arches .

基于应变模态的圆拱结构损伤检测实验研究

The Experimental Study of Damage Detection of Circular Arch Based on Strain Mode

脑袋略微圆拱，中等宽度。

The skull slightly domed and medium broad .

混凝土圆拱温度内力分析

Analysis of temperature stresses in circular concrete arches

两铰弹性圆拱的动力屈曲

The dynamic buckling of elastic hinged circular arch

大跨圆拱屋盖结构的风致响应分析

Analysis of Wind-Induced Response for Large-Span Dome Roofs

两铰弹性圆拱的静力稳定性分析

Static stability analysis of two-hinged elastic circular arches

圆拱状断面隧道拱圈支承力衰减规律的研究计算力学中的静力衰减

Study on Attenuation Regularity of Arch Supporting Force of Tunnel with Circular Arch Section

一种靠枕梁支撑的圆拱。这些大梁是由支架撑着。

A round arch resting on corbels . The girders are carried on trestles .

并用此方法对两铰弹性圆拱在矩形荷载作用下的动力响应进行分析。

This method is used to analyze the dynamic response of elastic circular arch .

静水压力作用下圆拱正对称失稳临界力的求解

A Solution of the Symmetric Instable Critical Load for the Circle Arch under Uniform Pressure