导向扩张头中部的外直径大于通管的外直径。
The external diameter of the middle part of each guiding expansion head is larger than that of the through pipe.
我们为用户提供下列规格的三通和四通管件产品。
We provide our clients with tees and crosses in the following specifications.
县丞作为县内的副长官，主要是协助令长通管县事。
County Deputy Governor, the vice-superior of a county, primarily helps the head to have charge of county administrative affairs.
通过模拟获得了三通管挤胀成型过程中的主要失效形式。
Simulations of the Common failure modes in UPVC branch forming have been described.
对塑料三通管进行了工艺分析，并设计了注塑成形模具。
The injection process of the plastic three-way pipe was analyzed, and the injection mold was designed.
目的观察通管络胶囊治疗输卵管阻塞不孕症患者的疗效及机理。
Objective To observe the effect of Tongguanluo capsule in treating oviduct obstructive infertility and analyze the potential mechanism.
结果表明，轴向进给速度的选取对内高压成形三通管具有重要影响。
The simulation result shows that the selection of axial feed velocity has a strong influence on hydroforming tri-branch tube.
并将六轴缠绕机应用到了压力容器的五坐标缠绕和三通管的缠绕中。
The six-axis filament winding machine was applied to five-axis filament winding of pressure vessel and the filament winding of tee shape fitting.
分析了带弯芯塑料三通管的注射成型工艺，并对成型过程出现的缺陷进行预测。
The molding technology of three-way plastic tube with flexural core is analyzed and the molding faults in plastic injecting process are forecasted.
简述了液压胀形三通管件的特性，分析了胀形过程中各工艺环节对三通管件质量的影响。
This article briefly describes the characteristics of hydraulic bulge forming tee tubes, and analyzes the effect of technical chains in the processing on quality of tee tubes.
在管道内与流体接触的部件是黄铜和铍铜合金。流量开关以三通管方式安装在水平或垂直管道上。
Parts in contact with liquid in pipe are of brass and beryllium copper. Flow switch installs in tee in horizontal or vertical piping.
结论将呼吸机专用的吸痰三通管应用于人工气道患者的雾化吸入中，能达到雾化吸入治疗应有的效果。
Conclusion Applying three-way suction tube of ventilator to nebulise patient with artificial airway can achieve satisfactory effect in the nebulising process.
该模型对电机磁场分布不均和磁路局部饱和现象进行有效处理，减少了模型中磁通管单元的数量，使模型简化并兼顾了求解精度。
With these measures, the local saturation of the motor is treated and the number of flux tube units is reduced in order that the model is simplified.
利用有限元法证实了内高压成形三通管的可行性，给出了不同轴向进给速度下零件的壁厚及应变分布，并就轴向进给速度对成形的影响进行了分析。
The feasibility of hydroforming tri-branch tube is proved by FEM. The corresponding thickness and strain distribution of different axial feed velocity on the simulation is analyzed.
对于小管径管道，其通球难度要大于大管径管道。
For small diameter pipeline it is more difficult than for large diameter pipeline.
目的：为输精管外科、尤其是长段输精管丢失再通提供解剖学基础。
Objective: Studying on the routes of vas deferens to provide anatomy basis for surgical operation, especially, reconstruction of long segment loss of vas deferens.
而第二开关电路耦接至电平转换器，并在第一晶体管导通时，关闭第二晶体管。
While the second switch circuit is coupled to the electrical level translator and turns off the second transistor when the first transistor is turned on.
在直插管道与弯管、三通等异形管件的相互联接中，具有安装效率高、密封性能好的优点。
The pipe quick coupling port structure has the advantages of high installation efficiency and high sealability in the coupling of such special pipes as straight pipes, bent pipes, T-joints and so on.
这种成像系统以充满液体的透明管作为背景，通过电磁阀向管中通入气体来表示像素点，从而进行二值图像的显示。
In this system, many transparent tubes filled with liquid are used for background, and there is a solenoid valve at the bottom of each tube, which can produce bubbles in the tube.
在燃气钢质管道清管过程中，皮碗式清管器受到的磨损较大，而且管道中各类弯头和三通件要求清管器的长度合适，否则容易造成卡堵。
Leather cap type pig has higher abrasion during pigging gas steel pipeline. Furthermore, various elbow bend and tee joint need different suitable length pig or else easy to cause pipeline clog.
富士通公司指出使用氮化镓高电子迁移率晶体管技术后，新型放大器功率比目前使用砷化镓晶体管的放大器的功率提高了6倍多。
Fujitsu points out that using GaN HEMT technology allows more than 6 times the output power of existing amplifiers using gallium-arsenide (GaAs) transistors.
但是研究者争辩说，如果把二氧化碳和水蒸气从纳米管薄膜端通入，在另一端收集甲烷燃料，整个处理过程可以变为连续性的。
But the researchers argue that their process could be made continuous if carbon dioxide and water vapour could be passed through the nanotube film and the methane fuel collected from the other side.
但是对于这个新的纳米管装置，需要不断向仪器内通入二氧化碳和水来维持反应的继续。
But with the new nanotube devices, the Chambers would have to be replenished with carbon dioxide and water from time to time to keep the reaction going.
我是商管的杨老师，很高兴能借助汉通这一优秀的教育平台跟大家认识。
Yang, the teacher for Business and Management. I'm glad to have the opportunity to introduce myself to you through Mandarin-connections, an excellent educational platform.
无论是用管道输气、输油，凡有管道的地方，都少不了弯头、异径接头、三通、管帽等管件。
Nomatter transporting gas or oil, there are pipelines, there are pipe fittings such as bend pipe, reducing joint, T-pipe, pipe cap and so on.
本文主要介绍玻璃钢管道系统所用的三通、弯头等管件样板的制作方法及有关的设计计算，以提高玻璃钢管件的生产效率。
This paper mainly introduces designing and manufacturing methods of templates for FRP pipe fittings such as tees, elbows used in FRP pipe system for sake of enhancing production efficiency.
将圆形管件焊接成三通、四通等是焊接行业经常遇到的工艺。
Three-way or four-way round pipe welding is a common technique in practice.
蒸汽一通过金属管就会冷凝了。
As soon as the steam passes over the metal tubes, it is condensed.
目的探讨在临床上上颌第一磨牙近中颊根第二根管(MB 2)的发现及扩通。
Objective To investigate the clinical discovery and expanding of the second mesiobuccal canal (MB2) in maxillary first molars.
在热泵系统四通换向阀后的排气管上加旁通毛细管和在气液分离器中加过冷管。
A by-pass capillary tube was added on the discharge pipe behind the four-way valve and a tube was added in an accumulator in a heat pump system to solve the problem.
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