The Application of Urban Ventilation Channel for Urban Environment Improvement;
城市通风道在改善城市环境中的运用
Experiment study was also conducted using annular channels with gap sizes of 1.
在充分考虑干涸后弥散流区域液滴、过热蒸汽以及加热壁面间的各换热过程的基础上,提出了一个预测环形通道弥散流换热的理论模型,同时针对1。
Post-dryout boiling heat transfer with deionized water flowing through narrow annular channel under the conditions of medium pressure(1.
对以水为工质在中压(1 5～6 0MPa)、低质量流速(52 89～84 20kg/(m2·s))下的双面加热环形通道内的流动沸腾干涸后传热进行了实验研究。
It was shown that heat transfer coefficient increases with increasing heat flux,mass flux and decreasing gap of the annular channel.
建立了环形通道内环状流的分相流模型 ,通过求解质量、动量及能量守恒方程 ,得到了液膜的厚度、膜内速度、温度的分布以及换热系数 。
Laminar heat transfer inside concentric annular duct in en trance region and effects of variable fluid properties;
环形通道内层流入口段换热及流体变物性的影响
The swirling turbulent flows in an annular duct under different conditions are nu-merically simulated with a new algebraic Reynolds stress model.
应用一种合理考虑湍流一旋流相互作用及湍流脉动各向异性的新的代数ＲｅｙｎｏｌｄＳ应力模型，对环形通道内的湍流旋流流动进行了数值模拟。
A new algebraic Reynolds stress model,which properly accounts for turbulence\|swirl interactions and non\|isotropic turbulence, is employed to numerically simulate swirling turbulent flows in an annular duct.
本文应用一种考虑湍流旋流相互作用及湍流脉动各向异性的新的代数Reynolds应力模型,对环形通道内的湍流旋流流动进行了数值模拟。
The Application of Urban Ventilation Channel for Urban Environment Improvement;
城市通风道在改善城市环境中的运用
Research on Intelligent Control Ventilation System for Urban Road Tunnel;
城市公路隧道通风智能控制系统研究
Research on Risk Management of Urban Rail Transit Project in Preliminary Stage;
城市轨道交通项目前期风险管理研究
Research on the Overall Risk Assessment of Urban Rail Transit Enterpreses
城市轨道交通企业全面风险管理研究
Research on City Road Traffic Safe Risk Analysis and Risk Management;
城市道路交通安全风险分析与风险管理研究
Multi-function integrated ventilating and air conditioning system for the urban rail traffic
城市轨道交通通风空调多功能设备集成系统
Research on the Intelligent Ventilation System of City Tunnel Based on Fuzzy Control;
基于模糊控制的城市隧道智能通风系统的研究
Risk Analysis of Urban Mass Transit Investment PPP Mode;
城市轨道交通公私合作投资模式的风险分析
Evaluation and Anti-risk Design of the Flow Prediction in Urban Mass Transit;
城市轨道交通客流预测的评估和抗风险设计
The Research for Risk Management of Urban Rail-Transit Project in BT Model
城市轨道交通BT工程项目风险管理研究
Study on the Ventilation and Disaster Prevention of Urban River Highway Tunnel Services Layer
城市越江公路隧道服务层通风及防灾研究
Study on the Life-cycle Cost and Risk Control in Urban RailTransit
城市轨道交通全寿命周期成本风险控制研究
Environmental Risk Management Strategy in Urban Rail Transit Construction
城市轨道交通建设中环境风险管理策略
Experimental Study on Temperature Distribution Under Fire Circumstance in Natural Ventilation City Tunnel
自然通风城市隧道火灾温度分布试验研究
A broad city street, often tree - lined and landscaped.
林荫大道，大街宽阔的城市街道，通常树木荫蔽的和风景秀丽的
"boulevard:a broad city street, often tree-lined and landscaped."
林荫大道:大街宽阔的城市街道,通常树木荫蔽的和风景秀丽的
Research on a New Multi-function Integrated Ventilation and Air Conditioning System for City Rail Transit
新型城市轨道交通通风空调多功能集成系统研究
Economic Risks and Evading Countermeasures of Urban Rail Transit under PPP Financing Mode;
PPP融资模式下城市轨道交通经济风险及规避对策