由于材料本身性能和施工等方面的缘故，一般混凝土结构在使用荷载下都是带裂缝工作的。
Due to characteristics of concrete material and influence of other factors such as construction and service, concrete structure is usually used under service load with multiple-crack.
初步解决了高耸结构在风荷载作用下安全使用概率的计算问题。
The problem for calculating the probability of serviceability of towering structures subjected to wind loads is thus primarily solved.
介绍了受腐蚀钢筋混凝土受弯构件的性能、抗剪性能、以及在使用荷载作用下的性能和动力性能。
The text introduces performance of bending components, shear properties, as well as in the use of performance under load, and dynamic performance.
在隧道环境下路面的使用性能以及路面在汽车荷载作用下的力学响应有其自身的特点。
The tunnel pavement compared with common pavements, has its characteristics on performance and its reaction to vehicle load.
通过对一个已使用40多年的钢筋混凝土吊车梁碳纤维加固后的现场加载试验，分析了加固后吊车梁在吊车移动荷载作用下正截面和斜截面的应变分布规律及挠度变化规律。
Based on the field load tests of more than 40 years old a reinforced concrete crane girder after strengthening strengthened with CFRP, the strains and deflections under the moving loads were analyzed.
为了保证铁塔在正常使用状态下不发生过大的变形，必须对铁塔进行风荷载作用下的结构分析，并设计出合理的结构形式。
In order to assure that there isn't oversize deformation in the normal state, it is necessary to analyze the structure loaded by wind and design the sound structure.
根据试验结果，本文提出了抗裂度、极限扭矩以及在使用荷载作用下最大允许扭矩的计算公式。
Based on the test results the paper presents formulas for determining cracking torque, ultimate torque and the maximum admissible torque under service loads.
为了保证单层网壳结构的使用安全，有必要研究其在随机风荷载作用下结构的抗疲劳性能。
To ensure the safety of the single layer reticulated shell, it is necessary to analyze the fatigue-resisting performance of the single layer reticulated shell under the stochastic wind loads.
通过建立预应力楼板的有限元平面模型，分析了框架-核心筒结构预应力楼板不考虑侧向约束影响时在正常使用荷载条件下的受力特点。
The finite element method is applied to prestressed slabs, the mechanical characters under the normal using load condition are analysised, with unconsidering the lateral restraints.
因此，综合考虑强度和疲劳问题，研究悬索跨越管道结构在风荷载作用下的时变可靠性对结构的正常使用具有重要意义。
Therefore, we should do research on the time-dependent reliability of cable-suspended pipelines (CSP) under the wind load with comprehensive consideration of strength and fatigue.
使用大型三维非线性有限元程序（TFINE），对拉西瓦拱坝-地基系统进行了三维弹塑性有限元数值模拟，对该拱坝-地基系统在正常荷载下的位移和应力进行了分析。
This paper presents the elastoplastic numerical results of Laxiwa arch dam-foundation system by employing 3D non-linear FEM code, TFINE. Displacements and stresses of the dam were analyzed.
筏板下的群桩假定为相互作用的非线性弹簧，使用双曲线函数拟合载荷试验的Q-S曲线，并用它来模拟桩在荷载下的非线性响应。
The single pile load test's Q-S curves can be matched by the hyperbola function. The non-linear characteristic of the piles can be modeled by the hyperbola function.
筏板下的群桩假定为相互作用的非线性弹簧，使用双曲线函数拟合载荷试验的Q-S曲线，并用它来模拟桩在荷载下的非线性响应。
The single pile load test's Q-S curves can be matched by the hyperbola function. The non-linear characteristic of the piles can be modeled by the hyperbola function.
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