查询词典 girder

To resolve the design difficulties caused by small cross-section, low height of the bridge structure, the key technique problem to the bridge structure should be carried on research and analysis, such as whole calculation model, considering foundation combined action , the reasonable rigidity match to the joint of the girder and pier ,inner force redistribution caused by the system conversion ,the forecast to long-term deformation after building , stress analysis and tectonic steel bar of the anchored serration block , the influence of foundation settlement and anti- earthquake measures . To acquire feasible and reasonable technique parameters and provide the full design basis, according to analytical results adjust and optimize the bridge structure design.

为解决桥梁结构要求截面小，高度低等带来的设计困难，需对该结构的关键技术问题如考虑基础共同作用的整体计算模型、梁墩间的合理刚度匹配、体系转换产生的内力重分布、成桥后的长期变形预测、锚下锯齿块应力分析及配筋构造、基础沉降影响及抗震措施等进行研究分析，以获得技术可行、经济合理的技术参数，为设计提供充分的依据，根据分析结果调整优化桥梁结构设计。

Based on the generalized potential variational principle of nonlinear elasticity theory with large deflection, the incomplete generalized potential energy functional with large deflection is established on the space coupling free vibration of collaborated system structure by considering the effect of axial compressive and shearing strain energy of stiffening girder.

摘要基于大位移非线性弹性理论的广义变分原理，考虑加劲梁轴向压缩应变能和剪切应变能的影响，建立了协作体系斜拉桥空间耦合自由振动的大位移不完全广义势能泛函，通过约束变分导出了协作体系斜拉桥的加劲主梁竖向挠曲振动微分方程。

Based on the generalized potential energy variational principle of nonlinear elasticity theory with large deflection,the incomplete generalized potential energy functional is established on the space coupling free vibration of three-span self-anchored suspension bridge by considering the effect of coupling of flexural and axial action,and shearing strain energy of stifening girder.

摘 要：基于大位移非线性弹性理论的广义变分厚理，考虑了加劲梁的压弯耦合和剪切应变能的影响，建立了三跨自锚式悬索桥空间耦合自由振动的大位移不完全广义势能泛函，通过约束变分导出了自锚式悬索桥的竖向挠曲振动、横向挠曲振动和纵向振动的基础微分方程，忽略非线性项的影响，进而得到线性振动微分方程。

Based on the generalized potential energy variational principal of nonlinear elasticity theory with large deflection, the incomplete generalized potential energy functional with large deflection is established on the space coupling free vibration of three-span self-anchored suspension bridge by considering the effect of axial compressive and shearing strain energy of stiffening girder.

摘 要：摘要：基于大位移非线性弹性理论的广义变分原理，考虑了加劲梁轴向压缩应变能和剪切应变能的影响，建立了三跨自锚式悬索桥空间耦合自由振动的大位移不完全广义势能泛函，通过约束变分导出了自锚式悬索桥的竖向挠曲振动、横向挠曲振动、纵向振动及扭转振动的基础微分方程，为自锚式悬索桥的固有振动性状分析提供可靠的理论依据。

By designing an acquiring system of real-time stripe image from single slit diffraction and conversing the deflection to the change of width of single slit,this paper realizes the measurement of tiny displacement of girder during the period of bending and demonstrates the validity and practicality of this new method.

设计了一套单缝衍射条纹图像实时采集系统，通过把挠度转换为单缝宽度的变化，实现了对梁弯曲时微小位移的测量，并用实验证明了该方法的有效性和实用性

The inventive silicon based piezo-electricity socle girder miniature power supply device, pertains to the micro-energy sources field in the electronic technology Micro Electro-Me-chanical Systems field.

本发明一种硅基压电悬臂梁微型电源装置，属于电子技术和微机电系统领域中的微能源领域。

After the analysis of dynamical and statical capacities,the test result were compared with theoretical result, which gave a proper appraisal about bridge. In the end, the effects to static and dynamic characteristics were discussed with regard to box-girder structural behaviours.

进行了静力和动力分析，并把实测结果和理论分析结果进行分析对比，得出了桥梁的静动力评价，初步探讨了箱梁的结构特点对其静动力特性的影响。

Differential governing equations of trapeziform box girder is yielded by using the principle of the stationary value of total potential energy.

分析了箱梁剪力滞效应产生的原因，用最小势能原理推导出梯形截面箱梁的剪力滞效应的控制微分方程，并应用FORTRAN语言编制相应的计算程序。

So, the factor of shear lag of box girder is researched by using the principle of the stationary value of the total potential energy, FEM and model test.

针对箱梁剪力滞效应研究不完善的现状，本文对箱梁剪力滞效应应用最小势能原理、有限元法和模型试验进行研究，并探讨了剪力滞效应的影响因素。

The equations of the train and deck truss girder bridges time varying system were set up by using the principle of total potential energy with stationary value in elastic system dynamics and the "set in-right-position" rule for forming structural matrices.

应用弹性系统动力学总势能不变值原理及形成矩阵的"对号入座"法则，建立列车－桥梁时变系统的整体振动方程。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。