weatherability

According to the dynamic behavior at both construction and completion stage,the wind-resistant behavior of the bridge was evaluated.

在此基础上,以彭溪河特大斜拉桥为例,考虑结构几何非线性影响,使用大型桥梁专业软件M IDAS,建立了符合动力特点的空间模型,对成桥、施工危险状态进行了动力特性分析,据此评估了该桥的抗风性能,为大跨斜拉桥抗风设计及动力稳定分析提供参考依据。

The section model wind tunnel tests and test results are described, and the wind-resistant behavior of the bridge is evaluated based on the tests.

对杭州湾大桥北航道斜拉桥成桥状态、施工状态进行了动力特性分析,介绍了节段模型风洞试验的主要内容、试验结果,据此分析评估了该桥的抗风性能。

Studies the mechanical performance such as minimum start-up air speed,reaction time and ventilation performance of the catcher developed by the authors on the simple opening ventilation test-bed.

利用搭建的简易开放式通风实验台,实验研究了所研制的一种具有自动捕风功能的通风装置的最小启动风速、反应时间等机械性能及通风性能。

This article introduces performance effected by part rotational vanes of Z23503.

8型轴流风机部分静叶转角度对风机性能的影响。

Modern fan performance testing is transforming from the traditional manual testing to automatic test.

风机性能检测试验是风机技术研究和生产的必要环节。

In accordance with the present statue of measurement of fan performance with burdensome in labors,low in accuracy and backward in testing method,auto-testing system for fan performance based on LabVIEW technology was developed.

目前,风机性能测试普遍存在着劳动强度大,精度低,测试方法落后等缺点,该研究开发出一套新的风机性能综合测试系统,该测试系统采用微型计算机PC I插槽内置数据采集卡设计,软件上基于LabVIEW进行多通道数据采集界面设计,从而实现风机性能各参数的自动采集、处理、实时显示结果等。

The Influences of the Imposed High Voltage Electric Field on the Weathering Properties of Soda-lime Silicate Glass

高压电场对钠钙硅酸盐玻璃风化性能的影响

Performance Optimization and Wind Field Retrieval for Mobile Wind Lidar;

车载测风激光雷达性能优化和风场反演

The Study on Load Sharing Properties and Optimization of Large Scale Wind Turbine Gearbox

大型风电齿轮箱均载性能研究及优化

Optimization on aerodynamic performance of blade of large horizontal axis wind energy conversion system

大型水平轴风力机叶片气动性能优化

Research on Flow Resistance of Inlet Air and Performance Optimization of Natural Draft Counterflow Wet Cooling Tower with Air Deflectors

具有导风板的自然通风逆流湿式冷却塔进风阻力研究及性能优化

The Probability Analysis of the Evolution from Financial Liberalization Risk to Financial Crisis;

金融自由化风险向金融危机转化的可能性分析

The generalization performance of empirical risk minimizing with m dependent processes

m依赖过程经验风险最小化算法的泛化性能

The Effect of Tongfengning Granule on Xanthine Oxidase、Blood Urea Nitrogen、Creatinine in Gouty Arthritis Hens;

痛风宁颗粒对鸡痛风模型血清黄嘌呤氧化酶活性和肾功能的影响

The Influence of Wind Shear to the Wind Energy Conversion Device Output Character and Research of the Variable Pitch Optimization

风切变对风能转换装置输出特性影响及变桨优化研究

Study on Thermal and Dynamical Performance & Structure Optimization of Oil-fired Air Heating Unit Applied to Different Altitude Zones;

变地域燃油暖风机热力性能及结构优化研究

The Preparation and the Performances of Protective Coating in the Conservation of Stone Cultural Relics;

环保型石质文物防风化剂的制备及性能研究

The Parametric Design and Performance Prediction on Automotive Hvac Blower;

车用离心风机的参数化设计及其性能预估

Optimizing Experimental Study on Spraying Functions on 9WZCD-25 Air-Assisted Sprayer;

9WZCD-25型风送式喷雾机喷雾性能优化试验研究

Research on the Fiscal Risks of China s and Financial Function Development;

我国财政风险与金融功能深化的相关性分析

Mathematical Model of a Centrifugal Fan Regulating Characteristic Curves and Evalulation;

离心式风机调节性能曲线数学模化及模型评估

Optimization of Switched Reluctance Wind Generators' Performance and Efficiency

开关磁阻风力发电系统的性能和效率优化

Study about Influence of Strong Weathering Intercalated Thickness of Batholith on Performance of Pile-Raft Foundation

岩基强风化夹层厚度对桩筏基础性能影响研究

CFD Analysis and Optimization Design for Engine Cooling Fan Performance of Heavy-duty Truck

重型汽车发动机冷却风扇性能的CFD分析与优化