principal section是什么意思

网络释义

用法例句

The triple-girder model can consider the warping constant of deck and can calculate the warping frequency of the structure of cable-stayed bridges,which can be applied to an mechanical model of deck with an open cross section.

三主梁模型考虑截面的翘曲刚度,能准确计算结构的扭转频率,可用于模拟斜拉桥开口截面主梁。

A model for a prestressed concrete cable-stayed bridge with a Π cross-section main girder was established in a scale of one to five for a concrete cable-stayed bridge over the Jinsha River in Yibin City.

针对宜宾中坝金沙江斜拉桥,按1∶5的几何尺寸制作了Π型截面主梁预应力混凝土斜拉桥模型,对其剪力滞效应进行了试验研究,并与有限元分析结果进行了比较,两者吻合。

A Study on the Walk-Off Angle in the Optical Indicatrix s Principal Section of Uniaxial Crystal;

单轴晶光率体主截面内离散角的研究

area of cross section of the main air flow

主送风方向横截面积

Shear Lag Effects of Cable-stayed Bridge with П-shape Cross-section Main Girder

П形截面主梁斜拉桥剪力滞效应分析

perpendicular cut

(与轴成)垂直(截面)截割

Research on the Shear Lag Effect of Beams of Cable-Stayed Bridges with Usual Cross Sections;

斜拉桥常用截面形式主梁的剪力滞效应研究

Computing Analysis of Principle Stress of Continuous Variable Section of Beams and Reasoning and Proving of Its Formula;

关于连续变截面梁主应力计算分析与公式推验

Several Considerations on the Internal Forces of Arch Bridge Calculating and Redistributing by Assumed Load Method

用假载法计算和调整主拱截面内力的若干思考

area of blade sectio

叶片截面面积桨叶截面面积

Box-section column is the most important vertical member of high-rise steel structures, and the selection of the section directly affects the quantity of steel.

箱形截面柱是高层钢结构建筑中的主要竖向构件,对柱截面的选择直接影响整个结构的用钢量。

There are following ways for modification of the EM character:structural arrangement,noncircular section, surface adulteration,micro-coiled stucture.

电磁改性的方式主要有:结构编排、异形截面、表面掺杂、螺旋手征结构。

sampling cross-section [station]

取样横截面[部位]

Plans, elevations and sections

平面图、正面图及截面图

uniform cantilever beam

等截面悬臂梁，等截面外伸梁

ellipticblade sectio

椭圆叶片截面椭圆桨叶截面

Discussion on Equatortal section to be the Most Dangerous stress section of Ball

论赤道截面是钢球最危险的应力截面

Abstract: A model of self-excited ae rodynamic forces acting on a sectionof bridge deck with additional surface atta ched below the trailing edge is established.

文摘:首先建立了下风侧附加翼板桥梁主梁截面的自激气动力模型。

injector hole area

喷嘴孔的通过截面面积

Several Solutions of Section Design of the Single Steel Beam--On the Calculation of Bearing Capacity of the Single Steel Rectangular Beam section;

截面设计的几种解法——略谈单筋矩形截面梁正截面承载力计算