back pressure
释义
背压；反压力；
英英释义
Back pressure
Back pressure refers to pressure opposed to the desired flow of a fluid in a confined place such as a pipe. It is often caused by obstructions or tight bends in the confinement vessel along which it is moving, such as piping or air vents.
以上来源于:Wikipedia
双语例句
Variable back pressure is the superimposed back pressure that will vary with time.
可变背压是随时间变化的附加背压。
Diplegs play an important role as pressure seals against the considerable back pressure generated.
料腿则起着对产生的相当大的背压加压密封作用。
In the event of negative supply pressure such contaminated fluids will not backflow to the supply source by backsiphonage.
万一存在这种污染流体的反压力，则要避免由于反虹吸而回流到供应水源中。
Reduced Pressure Detector Assembly shall be installed at each cross-connection to prevent backsiphonage and backpressure of hazardous materials into the potable water supply.
为了防止危险物质通过反虹吸和反压力进入饮用水供应系统，在每个交叉连接地方都应该安装一个减压检测阀总成。
The most important complication of urinary tract obstruction is renal parenchymal atrophy as a result of back pressure.
尿路梗阻最重要的并发症为反压所致的肾实质萎缩。
Soon Allen began to cater the paces and pushed him back on Kanda's thrust to experience more of those sensations.
很快，亚连开始迎合他的步调，甚至在神田撞击时将身体反压回去，以体验更多的快感。
Die inserts, together with the cores which form recesses, must endure the effects of temperature and injection pressure of the molten metal.
与形式隐藏，必须忍受温度和熔融金属的射入压力的作用的核心一起死插入物。
权威例句
Theoretical Modeling of Rapid Surface Vaporization with Back PressureOn Combining Shortest-Path and Back-Pressure Routing Over Multihop Wireless Networks
On Combining Shortest-Path and Back-Pressure Routing Over Multihop Wireless Networks
Novel Architectures and Algorithms for Delay Reduction in Back-Pressure Scheduling and Routing
Back-pressure routing and rate control for ICNs
Novel Architectures and Algorithms for Delay Reduction in Back-pressure Scheduling and Routing
Efficient computation of buffer capacities for multi-rate real-time systems with back-pressure
ATM switching system which separates services classes and uses a code switching section and back pressure signals
Ink reservoir with essentially constant negative back pressure
Back pressure equal channel angular consolidation of pure Al particles
1. While the validity of the idea is still being assessed, the lowered stress can even be tied back to blood pressure.
虽然这个想法的有效性仍在评估中，但压力的降低甚至会回过来关联到人的血压。
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2. Seating load and tightness is dependent on back pressure.
阀座密封负载和紧密性与反压力相关。
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3. Complex pipe can be established by the method of back pressure pigging, caliper.
复杂的管道可采用建立背压的方法进行清管、测径。
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4. Thermal distortion of mirrors caused by high power CW laser radiation and pressure distortion by water-cooled back pressure have been measured using a Twyman-Green interferometer.
采用泰曼-格林干涉仪，测量了反射镜在高功率激光连续辐照下发生的热形变和镜背侧冷却水压造成的压力形变。
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5. Fast response and high flow is often critical to maintaining tank pressures in back pressure applications.
快速响应和高流动性，往往关键维护应用在反压罐压力。
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6. High back pressure of exhaust manifold, rapid change in load, scavenge fire and so on.
高背压的排气系统，在负载快速变化，清除火灾等。
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7. Seating load and resultant tightness is dependent upon back pressure.
阀座密封负载和组合的紧密性是与返回压力密切相关。
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8. Back pressure higher than 80%, to row non-condensing gas, diaphragm solid, long life, easy maintenance, using a wide range.
背压率大于80%，能排不凝结气体，膜盒坚固，使用寿命长，维修方便，使用范围很广。
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9. According to flow in a different, balanced spool valve the pressure can be pre-pressure, can also be a back pressure valve.
根据流向不同，平衡阀芯所受的压力可以是阀前压力，也可以是阀后压力。
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10. It shows that the effects of back pressure on penetration, spray cone Angle, and decline rate of centerline velocity and concentration of the spray are greater than that of fuel injection pressure.
背压对贯穿距离、喷雾锥角、喷雾轴心速度和浓度衰减率的影响均大于启喷压力。
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11. According to the application and can be divided into low back pressure type, back pressure type, in high back pressure type compressor.
按应用范围又可分为低背压式、中背压式、高背压式压缩机。
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12. Eventually we will have lowered the back pressure enough so that it is now equal to the pressure at the nozzle exit.
最终我们将有降低回压足以使现在是相等的压力，在喷嘴出口。
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13. The results show that the number of regenerative stages in air-cooled units should not be reduced with increasing back pressure for calculating optimum cnthalphy rise distribution.
结果表明，对于空冷机组，在进行焓升最佳分配计算时，回热级数不能因背压提高而减少。
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14. The function of exhaust diffuser is to transform part of momentum energy of exhaust gases from engine into pressure energy to simulate actual exhaust back pressure and environment pressure.
排气扩压器的作用是将发动机排出燃气的部分动能转换成压力能，真实模拟发动机排气反压和环境压力条件。
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15. Comparing with test data, the simulation model shows high precision, thus could be used to study the dynamic characteristic of high back pressure electricity-generating diesel engines.
通过与试验数据对比，该仿真模型具有较高的精度，可以用于研究高背压发电用柴油机在动态工况下的运行特性。
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16. Several different types of valves are in use. Some are back pressure valves.
有几种不同的阀在使用中，有些是反向压力阀。
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17. Diplegs play an important role as pressure seals against the considerable back pressure generated.
料腿则起着对产生的相当大的背压加压密封作用。
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18. The research result shows that this principle and method provide a new thought to the design of back pressure pneumatic gauge.
研究结果表明，该原理和方法为背压式气动量仪的设计提供了一种新的思路。
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19. The regenerating process of the DPF system was proven effective through controlling the exhaust flow rate and the back pressure of regeneration point.
后处理系统通过废气流量及再生点背压对红外再生过程进行控制的方法是有效的。
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20. The pressure loss caused the increase in exhaust back pressure, leading to the decrease in charge efficiency.
压力损失使发动机的排气背压升高，引起充气效率下降；
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21. Excessive back pressure, freezing, or water hammer has distorted the second check.
过于严重的反压力、冰冻或水锤扭曲了第二止回阀。
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22. The relation between mixer back pressure and minimum fan pressure was developed, which could used to select the fan when design a premixed burner.
提出了混合器出口背压与所需风机的最小压头之间的关系式可以用于预混燃烧器风机的选取；
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23. Here an example is: heating the feedwater of condensing turbine by exhaust steam of a back pressure turbine (through tubular steam cooler) to raise the set's heat economy.
介绍一例：利用管式蒸汽冷却器将背压机排汽加热凝汽机给水，从而提高机组热经济性。
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24. At present heat rate calculate of the double back pressure turbine is according to single back pressure turbine, which brings deviation of heat rate calculate.
目前双背压汽轮机是按单背压汽轮机来进行热耗率计算的，由此带来热耗率计算的偏差。
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25. About which designs for the force thick plate levels off the back pressure hoop group specially, May achieve the guarantee the stress relieving effect.
特别为强力厚板而设计的上下整平背压滚轮组，可达到保证的应力消除效果。
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26. About which designs for the force thick plate levels off the back pressure hoop group specially, May achieve the guarantee the stress relieving effect.
特别为强力厚板而设计的上下整平背压滚轮组，可达到保证的应力消除效果。
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back pressure
