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

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.

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.

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.

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.

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).

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.

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.

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.

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.

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.

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.

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.

I feared back road, wind and advance further away from each other about.

我又怕返回路上逆风难行,又担心前进会离彼此更远.

Park on a back road along the highway side.

把车停在沿着告诉公路的一条偏僻的小路上.

Cohen didn'tmention that he had Ted Forstmann cooling his heels in a back room.

科恩没有提起自己让泰德·福斯特曼在后室里空等的事。

Then he took me into a back room, where the rejected suits were kept.

然后,他领我到后面的一个房间里去, 那里存放着顾客不要的衣服.

Miranda Nelson, a stylist, said she was in the back room when she heard the crash.

该店的发型师表示,听到撞击声时她正在后面的房间里.

I took a break in the back room.

在休息室歇息.

Nobody will see you in the back room anyway, and Melly won't be conspicuous.

谁也会瞧见,反正你是在后面屋里, 就连媚兰也用不着抛着露面嘛.

There are some teenagers in the back room necking.

后面屋里有几个少男少女正搂着脖子亲热呢.