In this paper the modal test using hammer excitation method was carried out for an indoor curved continuous rigid frame model. Some key techniques was discussed and optimal sensor placement was presented. Simultaneously, space finite element model was set up to calculate the theoretical modals, the results of which were compared with the experiments ones.
利用力锤冲击激励对室内弯连续刚构模型桥进行了模态试验，研究了基于锤击激励法模态试验的一些关键技术，采用模态分离技术进行了传感器的优化布置，同时建立了空间有限元模型进行了理论计算。
Here, we point out that, within the frame of general relativity, the basic astrophysical equations are Einstein equation, Boltzmann equation of the distribution function of real matter in the presence of electromagnetical field in curved spacetime, Maxwell equation and the equation of radiative transfer of Stokes parameter of photons in curved spacetime.
这里，我们指出，在广义相对论框架下，天体物理基本方程为Einstein场方程，弯曲时空中实物质分布函数所满足的含有电磁场的Boltzmann方程，弯曲时空中Maxwell方程组和弯曲时空中光子Stokes参量所满足的辐射转移方程。
Two bridge type, continuous curved-girder bridge and continuous curved rigid frame bridge, have been taken into account during the analytical process.
目前，修建或拟修建的铁路曲线桥梁已越来越多，如已建成的南昆铁路板其二号桥、京沪高速铁路上的乌衣特大桥方案等。
A light curved frame to spread out a skirt.
妇女撑开裙子下摆用的一种很轻的曲环。
Suspended high among the pastel clouds of Bespin, held aloft by huge repulsorlifts built into its curved frame, is a floating metropolis of sophisticated beauty and political freedom.
它漂浮于贝斯平色彩绚丽的云层中，建在曲架上的巨型反重力引擎使它高高在上，它是拥有精致的美与政治自由的漂浮都市。
By selecting the different curve radius and height of pier and building artificial model with the finite element of spatial shell, the influences of curve radius and high pier on the spatial mechanic characteristic of curved rigid frame bridge in phase of completed construction is analyzed.
通过选取不同的曲率半径及墩高，利用空间板壳有限元于建立仿真模型，对曲线刚构在成桥状态时，考虑平面弯曲、墩高对其力学特性的影响进行了分析。
The shell is divided into orthogonal or oblique crossing girder systems, which make up a space rigid frame structure, then an analysis is made of the endogen force of the shell structure based on the curved lever space rigid frame structure.
该方法通过将壳体结构离散成相互垂直或斜交的曲杆梁系组成的空间刚架结构，进而分析曲杆空间刚架结构的内力，达到壳体内力分析的目的。
On the basis of above-mentioned analysis, the thesis principally researched on the parameters'effect to the curved continuous rigid frame bridge seismic response when they changed, which included curvature radius the directions of earthquake action and pier height.
在此基础上，重点研究了曲线连续刚构桥曲率半径、地震激励方向、桥墩墩高等结构参数对曲线连续刚构桥地震响应的影响。
Static Analysis for Curved Extra-dosed Prestressing Continuous Rigid Frame Bridge Finite Element Analysis on CRCP Considering the Sub-grade Friction
曲线部分斜拉&连续刚构桥力学行为研究连续配筋混凝土路面端部锚固的有限元分析
The element stiffness matrix of the space circular curved beam for right-angled coordinate with the flexibility method are derived, a computer program including this kind of element for analysing the internal force of space frame is worked out and two engineering examples are calculated.
利用力法推导出直角坐标下空间圆弧形曲梁的单元刚度矩阵，编制了含此类单元的空间刚架内力计算程序，并计算了工程实例。
In order to solve the crack problem of curved hollow components during hydroforming, a front chassis frame was taken as an example and the effect of three bending angles of0.
针对弯曲轴线矩形截面件内高压成形时容易发生开裂的问题，以轿车底盘前梁为例，采用数值模拟和试验的方法分别研究了0。
Inner force analysis of curved prestressed concrete rigid frame bridge with long-span and high piers
高墩大跨预应力混凝土曲线连续刚构桥内力分析
The Method of Curved Lever Space Rigid Frame of Reinforced Concrete Shell Structure Internal Force Calculation Program Design
钢筋混凝土壳体结构内力计算的曲杆空间刚架法程序设计
A stringed musical instrument that has a triangular frame consisting of a sounding board and a pillar and a curved neck; the strings stretched between the neck and the soundbox are plucked with the fingers.
由一个传声结构板和柱子和曲颈组成的三角架的弦乐器；弦连接颈和手拨共鸣箱。
Due to the requirements of complex configuration of spatial curved surfaces and of continuity of fiber laying have becoming a difficult problem in CAD technology for bicycle body frame of hybrid fibered compound material with multi-branch special shaped entire-body and sections of hollowed thin wall.
对于多分支整体异形空心薄壁断面混杂纤维复合材料自行车车架，由于复杂的空间曲面构形和纤维铺设连续性要求成为其CAD技术难题。
With the emergence of new types of steel frame, cast support technology is widely adopted in across the road and general river bridge, construction of Interchange group, curved bridge, skew bridge.
随着各种新型钢管支架的出现，在弯桥、斜桥、异形桥、互通立交桥群以及跨越道路及一般沟河的桥梁中满堂支架现浇技术被广泛地采用。
Since this frame of reference-the earth? is rotating, motions that would be straight in a stationary frame of reference appear curved to the observer on earth.
由于参照系地球是旋转的，所以在静止参照系中应是呈直线运动，在地球上的观测者看来就成为曲线运动。
By using the function of element's birth or death in ANSYS, the influences of self-gravity and prestressing force on the curved rigid frame bridge in construction phase is researched, the paper also further discusses the main parameters such as curve radius and the height of pier.
通过ANSYS中的单元生死功能，考虑自重、悬浇预应力、合拢预应力的影响，对最大悬臂状态施工阶段的曲线刚构空间应力、变形进行了分析，着重研究曲率、墩高的影响。
With interactive teaching and machine learning, it can construct the frame structure of knowledge easily with the experiences and knowledge of sculptors, and describe engraving curved surface exactly.
在雕刻学习过程中，通过交互式传授与机器学习，能方便地利用雕刻者的经验知识建立起知识框架结构，实现对雕刻曲面的精确描述。
The influence of curvature on traversal control of high-pier large-span curved continuous rigid frame bridge
曲率对高墩大跨曲线连续刚构桥施工横向影响