双曲结构

提出一种基于SOI材料的超紧凑型3×3MMI波导光开关，开关仅有一个多模波导，且多模波导采用更为紧凑的双曲结构。

Ultra-compact 3 × 3 SOI multimode interference ( MMI ) optical switches were presented . There is only one hyperbolic multimode waveguide in the switch .

浅述双曲拱桥结构拓宽方法

Talking about Structure Broadening Methods of Double - convex Arch Bridge

双曲拱桥结构拓宽实例

An Example of Structure Widening of Double Curved Arch Bridge

铁塔为双曲面结构，简而言之，就是由铁管建成的。

It 's a hyperboloid structure , which in plain English means it 's made of iron tubes .

详细分析准双曲面齿轮结构特点、设计参数、输出结果及软件开发方案的基础上，建立了准双曲面齿轮CAD系统的工程数据库及数据结构。

This paper has completely analyzed the structure characteristics , design parameters , output results and software research schemes of the hypoid gears , then the data structure and database of the hypoid gears CAD system is established .

使用BlockLanczos法，提取不同参数单层双曲抛物面网壳结构第一振型自振频率。

Three different kinds of link arrangement form single-layer hyperbolic paraboloid latticed shell structure are modeled in this paper . The Block Lanczos method has been used in the extraction of the first mode vibration frequency of different parameters latticed shell structure .

大跨度双曲面网架结构施工质量控制

The construction quality control of long span hyperboloid grid structure

钛合金双曲薄板焊接结构件的焊接变形

Weldig deformation of hyperbolic sheet structure made of titanium alloy

现役双曲拱桥上部结构内力分析与试验研究

Internal Force Analysis and Experimental Research of Exiting Double-Arched Bridge

双曲屋面钢结构制作安装施工技术

Production and Installation Techniques of the Steel Structure of a Hyperbolic Roof

双曲索网结构极限能力影响因素分析

Parametrical study on limit of bearing capacity of hyperbolic paraboloid cable structures

双曲拱桥的结构检算及病害分析

The Upper Structure Checking Method and Defects Analysis of Two-way Curved Arch Bridge

旧双曲拱桥上部结构检算若干问题研究

Research on the Upper Structure Checking Method of the Existing Double-Curved Arch Bridges

双曲冷却塔结构非线性有限元可靠度分析

Finite element reliability analysis of hyperbolic cooling towers

双曲拱桥上部结构的维修加固法

Repair and reinforce methods of double arch bridge

双曲索网结构施工张拉成形数值模拟分析与试验验证

Numerical Simulation Analysis and Model Test for the Tension Process of Hyperbolic Cable Net Structures

结果表明，双曲抛物面薄壳结构在合适边梁尺寸的协同工作下，可以达到较好的性能。

The results show that HP shell with edge beam has a better structure performance .

双层双曲抛物面网壳结构在均布压力作用下的非线性屈曲分析。

The analysis on nonlinear buckling of double-deck hyperbolic parabolic reticulated shell under the uniform pressure .

对比单层双曲抛物面网壳结构上危险节点的动力响应，讨论这种结构形式的最不利地震。

The most unfavorable earthquake is discussed in this paper by contrasting the dynamic response of dangerous node .

本文方法适用于双曲扁壳结构在各种外荷载作用、各种边界条件下的应力场、位移场及自振频率分析。

The method fits for analyzing stress and displacement fields and free vibration frequency under any loads and boundary conditions .

结果表明，对现有双曲拱桥进行结构评定并进行合理的加固改造，可以恢复提高其承载能力，对于消除交通隐患、提高通行能力和服务水平都具有重要意义。

This has great significance for dispelling the traffic disease , increasing the passing capacity , and enhancing the service level .

双曲抛物面网壳结构静力性能研究与模型试验大跨度双曲混凝土组合扭壳屋盖设计与施工

Research on Static Characters and Model Test of Hyperbolic Parabolic Reticulated Shell Design and construction of long-span hyperbolic paraboloid combined torsion shell roof

主要介绍了大跨度双曲面网架结构工程的材料检验、安装过程的质量控制以及常见的质量问题和预防措施。

It is introduced mainly that the material inspection and quality control during the installation of long span hyperboloid grid structure , as well as the common quality problems and prevention measures .

薄壳空间结构具有很多优点，我国在水工闸门中使用双曲扁壳结构的历史已有37年，但尚未见到采用橡胶布面板的。

It has many advantages of the thin-shelled space structure . Though 37 years passed after the double arch and flat shell structure applied in the water power engineering , the rubber canvas faceplate has never been used .

由于大型双曲冷却塔结构与来流之间复杂的气动特性，至今还没有建立一套成熟通用的大型双曲冷却塔风荷载及风致响应的理论框架。

With the complexity relationship of large cooling-tower structures and its air flow around , still now , a general theory framework of wind load distribution and wind-induced dynamic responses for a common hyperbolic cooling-tower has not been established .

该穹顶为旋转双曲面网壳钢结构，内外均采用PTFE张拉膜封闭，造型独特。

The translucent PTFE membrane covers both the inner and outer sides of the steel structure .

圆锥形及双曲抛物面形膜结构体型系数研究

Cone Shape and the Hyperbolic Paraboloid Shape Coefficient of Membrane Structure

高精度双曲率天线系统结构设计

Structure Design of a High Accuracy Double Curvature Antenna System

双曲抛物面悬挂薄壳结构工作性能的研究

A Study on the Performance of Hyperbolic Paraboloid Cable-shell Structure

双曲抛物面索网结构的近似分析

An Approximate Analysis of Hyperbolic Paraboloid Cable Network Structures