根据回流压力的变化规律，采取异型排气口、预进气结构等措施减小回流冲击。
The change of back-flow pressure, deformed exhaust hole, pre-inflow structure and so on can be adopted to reduce back-flow impact.
活门的斜角位设计，当回流压力越大，活门越能紧闭，发挥最佳的防回流功能。
The design of the slanting valve trap keeps the valve door tightly closed when the pressure from the backflow gets higher, allowing the valve trap to perform its best function.
如今，有如此多的外国公司积累了如此多的人民币，那么建立人民币回流渠道和一个人民币的离岸市场的压力也就越来越大。
Now, with so many foreign firms accumulating so much RMB, pressure is building to establish RMB backflow channels and an RMB offshore market.
（这不就是“挣挣挣。屎”么。。。）急速上升的压力增加了颈动脉血液回流的阻力，并且没有完全闭合的膜瓣使得木有氧气的静脉血返回了脖子。
The increased pressure increases the resistance to blood flowing down the jugular veins, and insufficient valves may allow deoxygenated blood to push back up the neck.
为了安装景观灌溉的作品，你需要一个景观专家，谁知道像覆盖面，线的压力，回流预防和隔离。
In order to install landscape irrigation that works, you will need a landscape expert who understands terms like coverage, line pressure, backflow prevention, and isolation.
这样的压力可以保证血液由下向上加速回流，清理血管内多余的堆积物，不会造成因血管挤压导致的血液不流畅。
This pressure can ensure the blood from the bottom up to accelerate the return, cleaning vascular excess deposits, not be caused by vascular pressure caused the blood is not smooth.
TK - DL可以检测压力真空断路阀，减压防回流阀或双止回阀总成。
The TK-DL can test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies.
这种压力值相对比较固定，利用压力差使血液向上回流。
The pressure value is relatively fixed, using pressure differential allows blood to flow.
研究了操作压力和回流比对系统分离性能的影响。
The effects of reflux ratio and operating pressure on separation performance were also studied.
适用于检测压力真空断路阀，减压防回流阀或双止回阀总成，不再需要压力表和压差表。
Designed to test pressure vacuum breakers, reduced pressure backflow preventers or double check valve assemblies, allowing you to eliminate both pressure and differential test gauges.
通过对该泵内部流动速度、压力分布与捕捉到的流动冲击、二次流、回流等重要现象的分析，给该泵的性能改善与改进提供可靠的信息。
Useful information for the performance improvement was got from the distribution of inner flow velocity and pressure, flows impact, secondary flow and recirculation in the helix centrifugal pump.
讨论了垂直于突扩通道主流方向的侧壁射流对壁面压力系数、传热系数及主回流区长度的影响。
The effects of a side wall vertical jet on sudden-expansion channel's wall pressure coefficient, surface heat transfer coefficient and main flow recirculation zone length are discussed in detail.
讨论和分析了脂肪酸甲酯间歇精馏过程中回流比、操作压力、釜温对精馏效果的影响。
Effect of reflux ratio, operation pressure and bottom temperature on fractionation results were discussed.
本文还研究了精馏的一些操作条件对1，2-丙二醇精制过程的影响（塔顶压力、回流比等）。
The distillation conditions including overhead pressure, reflux ratio for the recovery of 1,2- propylene glycol were studied.
外出农民季节性回流，给流出地社会治安管理增加了压力；
The seasonal refluence of the outflowing peasants increases the pressure of the social security and management in the outflowing area.
当这个异常压力达到隔膜式释压阀所设定的压力时，液体会由此阀回流，以达到保护泵浦及管路的目的。
If the liquid reaches the preload pressure of the relief valve, the liquid flows through it to prevent pumps and pipes from damaged.
单向阀能防止管路中的空气回流，以及随之而来的因压缩空气朝这一方向流动而产生的压力损失。
The check valve avoids refluence of air in pipe - lines and consequent pressure loss in which compressed air is intended to flow in one direction only.
数值结果表明，蜗壳内的速度场以及压力场分布相对比较均匀，在隔舌和扩散段内存在一定的回流和涡流，但并不影响泵的良好性能和高效率。
The results show the distributions of the velocity field and pressure field, especially for the flow in laryngeal and diffuse part. There are refluence on...
双止回防回流阀用于低危险交叉连接。持续压力应用场合。
DUAL CHECK VALVE BACKFLOW PREVENTER For low hazard cross-connections. Continuous pressure applications.
由测量结果可知：在双叶片叶轮内，流体基本沿叶片吸力面流动，叶片压力面上的相对速度较低，在压力面出口出现了速度很低的回流区，有明显“射流-尾迹”特征。
The results indicated that in the two-blade impeller, the fluid mainly flowed along the suction side, the velocity is very small on the pressure side, and a typical jet-wake flow has been observed.
由测量结果可知：在双叶片叶轮内，流体基本沿叶片吸力面流动，叶片压力面上的相对速度较低，在压力面出口出现了速度很低的回流区，有明显“射流-尾迹”特征。
The results indicated that in the two-blade impeller, the fluid mainly flowed along the suction side, the velocity is very small on the pressure side, and a typical jet-wake flow has been observed.
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