It is used for corrosion resistance valve and electrical insulation parts in chemical.
它用于耐腐蚀阀门及化工电器绝缘零件。
If the electron flow takes place in a vacuum, as in the case of electronic valve, the electrons will travel at considerable speed, since little resistance is offered the medium.
如果电子在真空里流动，比如电子真空管，那么电子的运行速度非常快，因为介质对电子几乎不产生什么阻力。
This advanced technology TFM Lined valve is specially designed and produced for applications requiring high purity and maximum chemical resistance.
这种高技术TF M内衬蝶阀特别适用于要求高纯度和最高耐化学品特性的应用场合。
Be sure to use proper valve material-types for both temperature and chemical resistance.
确保采用与温度和耐化学性相匹配的材质的阀门。
Other than its excellent abrasion resistance, the Type A Valve can easily be cleaned if the lime solidifies, by actuating the sleeve.
除了优异的抗研磨特性以外，如果石灰固化，A型夹管阀还能够通过驱动套管将固化石灰轻易清除。
Exceptional thermal stability and oxidation resistance prevents in-service oil degradation which contributes to filter blocking and sludge formation in the oil galleries, crankcase and valve train.
优异的热稳定性和抗氧化性防止在职石油降解这有助于阻止和污泥过滤器在石油画廊，曲轴箱和阀门列车编组。
Optimizing the materials properties and structure parameters of giant magneto resistance (GMR) spin valve head is of key importance to application.
优化材料性能参数和自旋阀巨磁电阻磁头的结构参数是微磁器件实用化的关键。
An all stainless steel valve offers better corrison resistance than cast iron lined valves. The total cost of ownership becomes more attractive than the initial savings.
与铸铁系列阀门相比，全不锈钢阀门具有更高的耐腐蚀性。用户的全过程成本的降低变得比初始购置成本的节省更加有吸引力。
Electric valve drive motor is generally used to compare the impact resistance to voltage.
电动阀的驱动一般是用电机，比较耐电压冲击。
PLC is as the core of hardware system, and it comprises stepper motor, proximity switch, photoelectric switch, hot resistance, electromagnetic valve et al.
硬件部分采用PLC作为控制核心部件，由步进电机、接近开关、光电开关、热电阻、电磁阀等组成。
The pure gum rubber sleeve of the Type A Valve offers excellent abrasion resistance, and since the Type A uses only air pressure to operate, there are no moving parts to break or wear out.
型夹管阀采用的纯树脂橡胶具有优异的抗磨损能力，因为A型夹管阀只是采用气压进行操作，因此没有活动部件会断裂或磨损。
Using the pressure difference formed by pressure difference regulating valve, overcome flow resistance of refrigerant in evaporater, supply excess low pressure liquid refrigerant for evaporater.
用压差调节阀形成的压差克服蒸发器内制冷剂的流动阻力，把低压液体制冷剂超量供入蒸发器。
The respective resistance properties for branch pipe were investigated through experiments and GRNN neural network when both conveying velocity and the flow valve opening of branch pipe were changed.
通过试验和GRNN神经网络对输送表观气速和两分支管路流量控制阀开度发生变化时，各分支管路中的阻力特性进行了研究。
Medium through the valve when the flow direction of these changes, so a higher cut-off valve on the flow resistance of the other valve.
介质通过此类阀门时的流动方向发生了变化，因此截止阀的流动阻力较高于其它阀门。
When opening a diaphragm valve , you will feel resistance for approximately one turn , at which point most or all resistance on the handwheel will disappear .
当开启隔膜阀的时候，在大约一圈中，你会感觉到阻力，到了一圈时，大部分或所有阻力都会消失。
The paper investigated the flow distribution of solid phase and the respective resistance properties of branch pipes when both conveying velocity and the flow valve opening of branch pipe are changed.
通过试验，当输送气速和分支管路流量控制阀开度变化时，对分支管路各自的阻力特性和固相颗粒在各分支管路中的流量分配特性进行了研究。
The valve body and internals are made from high-temperature alloy which features high-temperature abrasion resistance and long service life.
阀体和内件由高温合金钢制造，其特点是高温下耐磨和阀体寿命长。
This paper analyzes the cause for resistance loss and effective factors on the resistance ceoficient of bottom valve of water pump, and does quantitive experiment.
本文对水泵底阀阻力损失的机理和阻力系数的影响因素作了全面的分析，并作了定量的实验研究。
Some conclusion of reducing the resistance coefficient of bottom valve in respect to structure and parameters is presented.
在结构、参数方面得出了一些降低底阀阻力系数的结论。
The balance valve which is one of governing valves can conveniently change flow resistance of hot water, improve the regulating ability and keep the safety of heating system.
根据平衡阀的工作特点，使用它能合理地改变供暖系统的流动阻力，改善供暖系统的调节功能，保证了供暖系统工作的稳定性。
Air valve size and airflow resistance losses of valves always speed and the size of the spring-loaded edge.
气阀阻力损失大小与气流的阀隙速度及弹簧力大小有关。
Mainly used for high pressure or flow resistance of the working conditions, but also can be used as the bottom discharge valve.
主要用于一些高压差或流阻小的工况，也可作为釜底放料阀使用。
This product is closed tight and reliable, large discharge, water resistance, safety valve, valve movement is stable, no vibration noise.
此产品关闭严密可靠、过流量大、阀门阻力水、运行安全、阀门动作平稳，无管振噪音。
A governing valve is the instrument for changing flow resistance and heat transfer flux of hot water, controlling pressure and temperature of heating system.
在热水供暖系统中，调节阀是改变热媒流动阻力、传热量变化及控制系统的调节装置。调节阀的选型、使用涉及多方面知识。
Ball valve fully open, the flow resistance is very small, almost zero, so the ball valve diameter is widely used in petroleum and natural gas pipelines because the pipeline cleaning easy.
球阀在完全开启时，流阻很小，几乎等于零，因此等径球阀广泛应用于石油天然气管线中，因为容易清扫管线。
The signal of soil resistance sensor and the implement lift height sensor and the control-valve sensor were measured and managed. The system was under the control of the SCM.
分别阐述了自动控制系统的组成、工作原理、土壤阻力传感器、农具提升高度传感器、主控制阀位移传感器信号的测取与处理以及单片机控制的实现。
Add the resistance in the outlet to lower the capacity. Check the resistance in the suction pipe of pump. Check the bottom valve and lower the high of suction position.
增加出水管阻力以减低流量，检查泵吸水管内阻力，检查底阀减小吸水高度。
The check is in the series of coil and four-way reversing valve control relay contact resistance increases, the bad, the contacts the voltage reduced.
经查是与四通阀线圈串联的控制继电器触点接触不良，电阻增大，致使电压降低。
In the text, we will take cleaning valve for instance to discuss the calculation of fluid field and characteristic of resistance.
本文就清洗液阀门流道的流场计算和流量特性进行讨论。
In the text, we will take cleaning valve for instance to discuss the calculation of fluid field and characteristic of resistance.
本文就清洗液阀门流道的流场计算和流量特性进行讨论。
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