Based on model test and field application, the influence of steam flow field at condenser s tubebundle inlet upon heat transfer coefficient, steam resistance and performance of the vaccum pump has been analysed, pointing out the fact after the steam flow field at the condensor s throat of a 300MW unit is tending towards homogenity, i.
在模型试验和现场应用的基础上 ,分析了凝汽器管束入口蒸汽流场对传热系数、汽阻以及真空泵性能的影响 ,指出 30 0MW机组凝汽器喉部出口蒸汽流场趋于均匀后 ,凝汽器传热系数增加 ,汽阻减小 ,真空泵入口压力降低等因素的共同作用使汽轮机排汽压力降低。
Based on the theory of two-phase flow, the mechanism of the condenser s steam resistance which is influenced by the steam velocity field at the condenser s throat outlet was analyzed.
基于两相流的有关理论,分析了凝汽器喉部出口蒸汽流场对凝汽器汽阻影响的机理。
Evaluating the Water Vapor barrier performance of solar PV backing materials by MOCON Water Vapor Permeation Testers
利用MOCON设备检测太阳能电池背板的水汽阻隔性能
Research on the Barrier Mechanism of Waterborne PVDC Emulsion to Oxygen and Water Vapour
水性PVDC胶乳对氧气、水汽阻隔机理的研究
diaphragm steam trap
隔膜式疏水器（一种热静力式的排水阻汽装置）
Study on Fluid Plugging Proprety of Polymer Latex Cement Slurry
聚合物胶乳水泥浆的流体阻隔性能研究
Steamboats are often divided into watertight compartments by watertight partitions.
汽船常用滴水不漏的隔墙分隔滴水不漏的隔间。
testing method for water vapor transmission rate of flexible barrier materials
柔性阻挡层材料的水蒸汽穿透性的试验方法
female-controlled barrier method
女性控制的阻隔避孕法
Study of Heat Transfer Performance and Air Flow Resistance Characteristic of Automobile Air Conditioner Evaporator Plating with Hydrophilic Film;
采用亲水膜的汽车空调蒸发器传热性能及空气阻力特性研究
bucket steam trap
水斗式疏水器(机械工的排水阻汽装置)
Sound Insulation Properties of Layered Damping Stiffened Panels Acoustic Shield;
阻尼复合加筋板隔声罩的隔声性能研究
Study of NBR/PA TPV with Excellent Solvent Resistance;
高阻隔NBR/PA热塑性弹性体的研究
Nonlinear vibration analysis of viscoelastic isolator
粘弹性阻尼隔振体的非线性振动分析
Impeding vibration wave propagation from several arranged vibration isolation masses
多级阻振质量阻隔振动波的传递特性研究
Isolation of vibration by the impedance and damping of a composite sandwich base
三明治夹芯基座阻抗阻尼隔振特性分析
The Acute Effect Evaluation of Percutaneous Transluminal Septal Myocardial Ethanol-induced Ablation for Hypertrophic Obstructive Cardiomyopathy;
经皮腔内室间隔无水酒精消融术治疗梗阻性肥厚型心肌病急性期疗效评价
Processed NBR/PA Dynamic Vulcanization Thermoplastic Elastomer of Good Solvent Resistance;
高阻隔NBR/二元PA TPV的制备、结构与性能
Study on Preparation and Process of the High Barrier Materials of PET Bottle for Beer;
高阻隔性PET啤酒瓶材料的制备与研究
Research on the Aroma Barrier of Commonly Used Plastic Packaging Material;
常用塑料包装材料的香气阻隔性研究