1.
The Analysis of Invalidation and Structure for the Flat Gate Valve Using in Dense Medium System Pipe Line;
重介质管路中平板闸阀的失效分析与结构分析
2.
Service conditions-line media, temperature, and maximum operating differential pressure.
应用环境-管路流体介质，温度和最大工作压差。
3.
A GaAs FET Oscillator stabilized by a dielectric resonator with a feedback loop has been developed.
本文介绍了一种环路反馈式场效应管介质稳频振荡器.
4.
These gate valves are ideal for closing and opening the flow in water pipelines.
本闸阀暗转在介质为水的管路上，作为启闭设备使用。
5.
The valve is used on the pipeline as an opening and closing device for granular and erosion media.
本阀适用于颗粒状冲蚀性介质的管路上作启闭装置。
6.
medium temperature sensor in pipeline
管道内介质温度传感器
7.
The valve will shut off automatically for safety if any abnormal pressure-reverse happens.
如若阀压管路内介质出现异常反压现象时，本阀将自动关闭，保护管网系统安全。
8.
The flared fitting is a connector in order the pipe line system, in which oil, water, gas and all kinds of corrosive materials are used as the medium.
扩口式管接头是以油、水、气和各种腐蚀性材料为介质的管路系统中的一种连接件。
9.
Before installation should completed clean inner of the pipeline, particles or sundries are not allowed to be contained in the medium to avoid the damage of valve sealing surface.
阀门安装前请将管路彻底清洗干净，介质中不能含有颗粒或杂物。以免损伤阀门密封面。
10.
The stainless steel stop valves of this series are used in pipings in chemical induxtry to stop( or allow) medium flowing such as nitric acid, acetic acid, etc.
不锈钢截止阀系列产品，主要用来切断（接通）路介质。适用于化工管道上硝酸、酸场合。
11.
Give catch-ment and so on system center control bulb Lu carrier flow backwards,a kind of more for ideal empty of give away conserve energy clack.
可用于石油、化工、给排水等系统中控制管路介质倒流，是一种较为理想的无泄漏节能止回阀。
12.
Study of Shear Stress-Induced Matrix-Metalloproteinase 9 Expression and Signal Transduction Pathway in Endothelial Cells;
剪切力介导血管内皮细胞表达基质金属蛋白酶9及其信号转导通路的研究
13.
Research on Temperature Characteristics of Ventilated Embankment with Porous Tubes Based on Local Non-thermal Equilibrium Theory;
利用多孔介质局部非热平衡理论研究透壁式通风管路基的温度特性
14.
Study of Equivalent Circuit Theory and Experimentation for Left-Handed Materials;
异向介质等效电路理论及实验的研究
15.
P-wave Coupling to Cased Hole in Biot Solid;
Biot介质中平面P波与套管井的耦合
16.
Research on On-Line Monitoring of Dielectric Loss for Transformer Bushing
变压器套管介质损耗在线监测的研究
17.
Increasing Cable Ampacity by Pumping Heat-conducting Material into Ducts
管道内填充导热介质提高电缆载流量
18.
Factors Affecting the Corrosion Behavior of Tubular Steel N80 in CO_2-and H_2S-Containing Produced Water of Gas Well
N80油管钢在CO_2/H_2S水介质中的腐蚀研究