back pressure

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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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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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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This blocking may Shek back pressure to skyscrapers, high - aggressive as It'should collapse.

这堵石壁似摩天大厦仰面压来, 高得像就要坍塌下来咄咄逼人.

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Surface conductivity is usually independent of back pressure and screw speed.

表面导电性通常不受背压和螺杆转速影响.

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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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Back - pressure protection is needed to prevent damage to the regulator.

需要回压保护,以防止损坏调整器.

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This means that on exhaust stroke, the engine has to push against a higher back - pressure.

这就使引擎在排气冲程时, 会遇到很高的负压(排气不畅).

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Casing back pressure valve plays a important role in well cementing operation as a casing accessories.

套管回压阀作为一种简便的套管附件,在固井施工作业中起着重要作用.

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Back pressure is higher than 85 % are production process heating equipment, one of the best trap.

背压率大于85%,是生产工艺加热设备最理想的疏水阀之一.

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It is discovered that vane slot back pressure has great influence on vane behavior.

研究发现,滑片背部的滑槽背压对滑片的行为有重要的影响.

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The finite element analysis results show that back pressure has effect on the extrusion result.

并在此基础上分析反压大小和反压模具结构对挤压变形效果的影响.

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With a back pressure condition created , ball check seats firmly against ball check seat.

如果出现反压力状态, 球型止回阀阀座就牢固地密封在球型止回阀阀座上.

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The relation curves of water phase permeability of reservoir cores and back - pressure were obtained.

得到了裂缝性低渗透储层岩心水相渗透率随回压的变化曲线.

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The application of back pressure vapor of steam turbine in recovery of chemical products is introduced.

介绍承德焦化煤气股份有限公司,把汽轮机背压汽用于化产回收的使用情况.

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