rectangular cross section

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。

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Temperature distribution in concrete-filled steel tubes with rectangular cross section under three-side fire

三面火灾作用下方钢管混凝土柱温度场研究

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A New Solution Method of the Torsion Problem of A Straight Bar With Rectangular Cross Section

弹性矩形截面直杆扭转问题的一种新解法

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The expression of generalized complementary energy with two types of variables for the class of cantilever beams with variable rectangular cross section in classical theory

一类变矩形截面悬臂梁经典理论中二类变量广义余能的表达式

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Because changing the shape of cross sections of cylindrical gratings can alter the distribution of high-frequency field and strengthen the intensity of electromagnetic wave in the interaction area. Three shapes of cylindrical grating section are discussed, including the inverted trapezoidal cross-section, rectangular and trapezoidal cross-section.

由于改变槽截面形状可以改变高频场的分布，增强互作用处电磁波的场强，所以设计了三种槽截面形状的圆柱光栅，包括倒梯形槽截面、矩形槽截面和梯形槽截面。

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Considering some problems presently existing in the design of pressure rectangular conduit, this paper discusses about the optimum basis that the walls of the inlet section of a large cross-section rectangular pressuring conduit coincide the nappe of the relative sharp-edged rectangular orifice.

考虑到目前有压矩形泄水孔口设计中存在的一些问题，对大断面矩形有压管进口段的优化壁面拟合依据进行了探讨。

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A kind of simple manual die to bend the thin-wall rectangular cross section steel tube

一种简单实用的薄壁矩形管手动弯曲模

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This paper offers a new method to calculating torsion problem of a straight bar with rectangular cross section. A stress function is the displacement function of rectangular film in transverse vibration, which is an simple engineering calculating.

首先给出计算弹性矩形截面直杆扭转问题的一种新方法，笔者采用矩形膜振动位移函数做为求解该问题的应力函数。

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Slab : rectangular in cross-section , with rounded corners and more than 5 cm in thickness.

大板坯-- 横断面 为矩形, 圆角,厚度在5cm上.

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Owing to employing special correcting lens, laminar flow beam with rectangular cross section of 1 × 3 mm2 is obtained.

采用特殊校正透镜获得了截面为1×3mm~2的带状层流束。

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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。

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The Effect of Diaphragm Density on Distortion of Thin-Walled Bar with Rectangular Cross Section

横隔板间距对矩形截面薄壁杆件畸变的影响

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Three kinds of flight cross sections were researched including rectangular section, hackle section and trapezoid section.

本文讨论的螺纹断面形状为三种:矩形断面 、 锯齿形断面,梯形断面.

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According to the bound failure condition of the rectangular cross section, the limit value of axial compres-sive ratio for concrete frame columns is analyzed concerning with the factor of longitudinal reinforcement, composite stirrups and core reinforcement etc.

导并计算了混凝土柱截面在界限破坏条件下的轴压比，讨论了箍筋约束、周边纵向钢筋、芯筋和其他因素对柱轴压比限值的有利影响。

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The test section is a rectangular tank with cross section 100mm × 40mm.

实验模型是水平截面为100mm×40mm的矩形容器。

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Based on the ideal rectangular cross-section watercourse, a one-dimensional tidal bore model was established. The processes of tidal wave deformation under different roughnesses were analysed and compared.

通过建立一维涌潮数学模型，以概化矩形断面河道为对象，对不同糙率下的潮波变形进行分析比较。

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