However, the thin-walled steel tubes are prone to local buckling under axial pressure, especially for the square and rectangular cross-section shape.
但是薄壁钢管在轴向荷载下容易发生局部屈曲，尤其是截面形状为方形或矩形时。
This paper presents a 3-d wind resistant design method satisfying comfort requirements of residents of tower buildings with rectangular cross-section.
本文探讨了矩形塔式高层建筑满足人舒适要求的三维抗风设计方法。
Numerical calculations have been made for wave-guides with a core of rectangular cross-section embedded in a uniform surround of lower refractive index.
对于掩埋在较低折射率的均匀介质中的距形截面芯子的波导曾作过数值计算。
In this paper the local co-ordinate method was used for calculating the three dimensional distribution of the magnetic field in a cell by bus bar with rectangular cross-section.
本文采用局部坐标法计算矩形截面大电流母线在电解槽中产生的三维磁场。
In the numerical analysis of axially symmetry electromagnetic field, the finite element method using ring unit with rectangular cross-section has more advantages than other methods.
在具有轴对称特性电磁场的数值分析中，用矩形截面环单元分析具有比其他单元更多的优点。
A laminated composite bar of rectangular cross section consists of a middle portion of one material as well as upper and lower identical cover plates of another material.
一矩形横截面的叠层复合材料杆，由以一种材料为中心部分，及另一种材料的上下两相同的盖板所组成。
The package has a continuous, elongated design with a circular, elliptical, square, rectangular or polygonal cross section.
该包装具有圆形、椭圆形、方形、矩形、或多边形横截面的连续细长设计。
Experimental results of 16 reinforced steel fiber high strength concrete members with rectangular cross section under pure torsion are reported.
对16根矩形截面配筋钢纤维高强混凝土纯扭构件进行了试验研究。
The expansion joint comprises a corrugated pipe, the cross section of which is rectangular.
本实用新型包括波纹管，所述的波纹管的横截面为矩形。
The shielded rectangular cross section slab line with cylindrical inner conductors is of great importance to microwave engineering and design.
由多根圆柱内导体和矩形外导体所组成的屏蔽矩形板线是电磁工程中一类重要的传输线。
This paper gives an an illustrational proof to beam intensity distribution for narrow beam of rectangular cross section, and presents an accurate expression to calculating beam intensity.
本文对截面为矩形的窄束给出束强分布的图解法证明，并提出计算束强的精确公式。
The results show that the severe cross section distortion takes place much easier in the thin-walled rectangular tubes than that in the circular tubes and plank stuff.
结果表明，与圆管、板材等型材的压弯相比，薄壁矩形断面管压弯更容易产生严重的截面畸变；
The dynamic response of a free free beam with uniform rectangular cross section subjected to impact by a mass at both free end is analyzed theoretically.
对矩形截面自由梁在两端同时受到完全相同的集中质量横向撞击问题进行了理论上的研究 ，通过采用刚塑性的材料模型得到了其动力响应完全解。
The influencing factors of coal arch camber in planomural coal bin and coal drop pipe with rectangular or circular cross section during coal drop are studied theoretically.
对落煤过程中平壁煤仓及截面形状分别为矩形、圆形的落煤管起拱的影响因素进行理论研究。
Rack and pinion: Mechanical device consisting of a Bar of rectangular cross section (the rack), having teeth on one side that mesh with teeth on a small gear (the pinion).
齿条和小齿轮：一种机械装置，由一条矩形截面的杆(齿条)和一个与齿条上的齿相啮合的小齿轮组成。
For rectangular columns sufficiently confined with external FRP, the improvement of ultimate stress and stain is related to the amount of FRP and the shape and characteristics of the cross-section.
混凝土矩形柱在FRP侧向强约束作用下，极限应力、极限应变的提高系数与FRP的包裹量及截面形状、特征有关。
Timber structures-Strength graded structural timber with rectangular cross section-Part 2: Machine grading;
木结构 按强度分类的矩形截面承重木料 第2部分：机械分选；
In this paper, radar cross section of arrays with rectangular, cross-shaped and circular element is computed and the results are compared with the that of method of moment to validate this method.
文中计算了矩形、十字形及圆形单元微带阵列的雷达截面，并与常规矩量法和参考文献的计算结果进行了比对，验证了该方法的有效性。
This paper describes the calculation of the scattering parameters of a T-junction of rectangular waveguide having arbitrary cross-section by the method of moments.
本文采用矩量法分析了任意截面支臂加载矩形波导t形结。
In the aspect of cross-section, the shaft is generally designed in a circular shape in spite of the fact that the rectangular type has more versatile usage of space.
尽管方形有更多的使用空间，但在断面连接处，竖井一般被设计成圆形。
The coil is a wound conductive wire having a cross-section of rectangular-shape.
线圈是通过卷绕截面为扁平形状的导线而得到的。
The invention relates to a double-rectangular tube restraining type assembled buckling-restrained brace with an H-shaped cross section, belonging to the technical field of structural engineering.
双矩形管约束型H形截面装配式防屈曲耗能支撑，属于结构工程技术领域。
The invention relates to a double-rectangular tube restraining type assembled buckling-restrained brace with an H-shaped cross section, belonging to the technical field of structural engineering.
双矩形管约束型H形截面装配式防屈曲耗能支撑，属于结构工程技术领域。
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