使用后张拉梁建造无柱空间,可最大限度为办公空间创造灵活性。
The use of post-tensioned beams allows for the creation of column-free Spaces, which permits maximum flexibility within the office space.
本文讨论受到多频率约束的铁木森柯梁和尤拉梁的最小重量设计问题。
The present paper discusses the minimum weight design problem for Timoshenko and Euler beams subjected to multifrequency constraints.
通过分析墩帽及基础梁(拉梁)的受力状态,提出了墩帽及基础梁(拉梁)的设计方法。
By analysing the bearing condition of pier cap and foundation beam (tie beam), this article gives the design approach of pier cap and foundation beam (tie beam).
建立了各类接触网的欧拉梁-集中质量模型及受电弓的框架模型,开发了其数值模拟软件。
Three typical dynamic models for catenary system and a model for pantograph frame are established. A simulation software for the simulation is developed.
由于这类轴具有较小的长径比,因此,在分析它的振动时,采用铁木辛柯梁理论比欧拉梁理论更为合适。
Because of the smaller ratio of slenderness, the theory of Timoshenko beam is more suitable than Bernoulli-Euler beam's for analysis of the dynamic behavior of stepped shaft.
以广义移动最小二乘法为理论基础,将同时考虑挠度和转角双变量的无单元法运用于欧拉梁的动力特性计算与分析。
Based on the generalized moving least square method, a new Element-Free Galerkin (EFG) double-variable approximation is applied to dynamic characteristic calculation and analysis of Euler beam.
为解决悬臂梁结构的射频微机电系统开关在残余应力的作用下会发生翘曲的问题,提出在悬臂梁的顶端引入斜拉梁的方法。
A DC-contact series radio frequency(RF) micro electromechanical system(MEMS) switch with slanting beams was developed to eliminate warping of the cantilever beam due to residue stresses.
对欧拉梁的大变形问题进行了深入研究,直接从欧拉梁的非线性挠曲线微分方程,推导出求解梁挠度的一种简便有效的积分表达式。
Large deformation problems of Euler beams are studied. An efficient integration formula for the deflection is deduced directly from the nonlinear differential equation.
模型中,矿车被等效为两自由度弹簧-质量-阻尼系统,铁轨被等效为铺设在连续弹性道床上的伯努利·欧拉梁,矿车与铁轨的振动相互耦合。
In this model, the tramcar was regarded as two degrees of freedom spring-mass-damper system, and the track was regarded as Bernoulli-Euler beam that locates on continuous and elastic ballast.
被拉结的镀锌梁被暴露在办公室的墙壁和天花板之外,办公室配有木制桌子和储存柜。
Braced galvanised beams are left exposed across the walls and ceiling of the offices, which are furnished with wooden desks and storages.
连续组合梁在内支座处的负弯矩区段会出现混凝土板受拉、钢梁受压的不利局面。
Adverse condition of concrete in tension and steel joist in compression occurs at inner support regions of continuous composite steel concrete beams.
主要拉应力检查旨在确认分段混凝土梁桥梁腹板用于纵向剪切与扭曲的充分性。
The principal tensile stress check is introduced in order to verify the adequacy of webs of segmental concrete girder Bridges for longitudinal shear and torsion.
应力平衡法以主梁弯矩合理为目标,通过主梁上下缘应力平衡来求得拉索索力。
The stress balance method aims at the girders' reasonable moment, getting the cable forces by balancing the stress in girder's upper and lower margin.
空心板梁预制采用整体式拼装模板,预制场内集中预制,平板车拉运,吊车安装。
Spatial core Liang prefabricates USES the integral-type assembling template, prefabricates in the field to concentrate the prefabrication, the flatbed transports by cart, crane installment.
粘贴钢板或其他纤维复合材料对梁的受拉薄弱区进行补强是桥梁加固的主要方式之一。
It is one of the main methods in bridge reinforcement that bonding steel plate or other fiber compound material is used to strengthen load-carrying capacity of weak member of Bridges.
此外,由于梁纵向有非预应力钢筋和预应力钢筋,且拉、压区用钢量不同,所以钢筋约束不同,对梁的挠度影响较大。
Moreover, due to the non prestressed steel and prestressed steel, and the different amount of using steel in pulling and pressing areas, so the restrain of steel is different.
钢—混凝土组合梁是利用钢材宜受拉,混凝土宜受压的特点,将两种材料通过剪切连接件组合成为整体而共同受力的一种新型结构。
Steel-concrete composite beam is a new kind of structure, which combines steel and concrete to an integrity by the shearing connecting pieces and make them work together .
里奥哈特认为,组合混凝梁土对于三跨距的悬索拉桥来说也是十分经济的,不过仅限于中心跨度为700米以内的拉桥。
According to Leonard, the composite concrete deck is also economical for triple-span cable-stayed suspension bridges, but only for those with a center span of up to 700 meters.
采用文中方法可以对钢板端部最大锚固剪应力进行验算,防止混凝土梁出现局部受拉破坏。
The present method will check maximum anchorage shear stress on the end of shear sheet so as to prevent RC beam from local damage.
分析中包括了搭板的几何尺寸、材料因素、地基非均匀、枕梁及沥青加铺层对搭板弯拉应力及变形的影响。
The influence of geometric size, material properties of the slabs, inhomogeneous subgrade, sleeper beam and bituminous overlay on the bending stresses and deflection is investigated.
将采场顶板简化为岩梁模型,岩梁的最大拉应力及其极限跨距是采矿工程涉及到的两个重要参数。
The roof in working areas is simplified as rock beam, the maximum tensile stress and limited span of rock beam are important in mining engineering.
采用本文方法可以对加强片端部最大锚固剪应力进行验算,防止混凝土梁出现局部受拉破坏。
This method can be used to check the maximum bonding shear stress at the end of plate, and to prevent the local destruction of the RC beam.
为了解预应力钢绞线张拉顺序对新老混凝土组合梁力学性能的影响,进行了双T形截面新老混凝土组合梁试验研究。
The old and new concrete of composite beam with double T-section was tested to investigate the effect of tension sequence of prestressing tendon on mechanical behavior of composite beam.
钢—混凝土组合梁利用了钢材受拉性能好、混凝土受压性能好的特点,将两种材料通过连接件组合成整体而共同受力的一种新型结构。
Steel-concrete composite bridge is a new type structure in which the steel and the concrete are integrated by connectors to take advantage of the respective properties of tension and compression.
对T型梁桥梁板预应力张拉控制相关参数的计算,可为今后的施工提供参考。
The calculation on relative parameters for strain-pull controlling of T-style beam bridge prestress, can provide reference for construction in future.
用本文编制的动力有限元程序可以较好的模拟三弯点梁在静态和动态冲击荷载作用下的弯拉特性。
The dynamic finite element program formulated in the paper can simulate the flexural-tensile property of the third-point flexural-tensile beams under static loading and impact loading.
介绍了攀钢轨梁厂钢轨收集装置——滑轨升降式拉钢台架的结构,并计算了主要受力构件滑轨的强度和刚度。
The structure of slide rail over and under type skid bed drawing steel rail has been introduced, and the strength and rigidity of main load -bearing slide rail have been calculated.
在受拉区表面粘贴钢板是加固钢筋混凝土梁的一种有效方法。
Bonding a steel plate at the surface of the tensile area is an effective method to reinforce the rc beams.
在受拉区表面粘贴钢板是加固钢筋混凝土梁的一种有效方法。
Bonding a steel plate at the surface of the tensile area is an effective method to reinforce the rc beams.
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