查询词典 back pressure

The face of this protrusion defines an included angle to the upstream direction of less than or equal to 90 so that water flow thereat is deflected back on itself thereby increasing the local pressure on the first surface.

面对这一突定义了一个夹角的上游方向小于或等于90 ，使该处水流偏转是回到自己从而增加了地方压力，第一次面。

In a number of cycles the Fed held back from tightening because of concern over high unemployment; and when it did tighten, it stopped too soon to stem an inflationary spiral because of political pressure both from Congress and the Johnson and Nixon administrations.

在多个经济周期中，由于担心失业率高企，美联储迟迟没有收紧货币政策。等到其收紧货币政策时，迫于国会和政府的政治压力，美联储又过早结束了这种政策，以致未能阻止通胀的螺旋式攀升。

If the engine backfires, the sudden pressure in the intake manifold forces the valve back.

如果发动机回火，进气歧管骤增的压力就迫使阀门向后移动。

Following the puncture of zona pellucida with two holes by injection pipette that contained donor nuclei or cells, the injection pipette was pulled back to the perivitelline space while the negative pressure was increased in the holding pipette until the polar body and karyoplasm were wiped off completely. Then a reconstructed embryo was completed by the direct injection of the donor nucleus or cell without pulling out the injection pipette.

首先以预先吸有细胞核或细胞的注射针在固定于持卵针上的卵母细胞透明带上穿刺两个孔，然后一边缓慢地将注射针回拔至卵周隙中，一边逐渐增加持卵针中的负压，直至极体与目标核质被完整吸入持卵针中而完成去核，最后在不拔出注射针的情况下直接注射细胞核或完整细胞进而完成重构胚的构建。

In laid-back places, they don't care so much of pressure.

在轻松的地方，他们不再想着太多的压力。

On defense, the primary objective of the linebacker is to put pressure on the quarterback, though he can drop back into double coverage, as well.

在防守时，防守线卫的主要任务就是对对方的四分卫不停的施加压力大，当然他也可以同时去参与进攻。

After profit taking pulled July corn from our Friday high of 4.30 to a Sunday night low of 4.06 on a dry weather outlook were right back up to 4.26 at mid-session today as rain lies ahead this week end putting pressure on the corn plating.

获利回吐和天气干燥的预期使得7月期价从上周五4.30高点跌至周日隔夜电子盘低点4.06。

Sitting motionlessly for a long time will put on more pressure on the joint of the back and legs, even causes the blood clot.

长时间地坐着不动会加重背部及腿关节地压力，甚至会促成血凝块的产生。

A kind of back inference model based on soil pressure for composite soil nailing is presented at last.

最后提出了复合土钉支护的基于土压力的反演分析计算模型。

Some experts point out that plenty of money in the near future and not the ideal rate of return of investment companies through buy-back is likely to raise the level of company earnings per share and return on equity, so as to reduce the company's profit targets and pressure.

一些专家指出，钱在不久的将来，而不是大量的投资公司通过购买理想的回报率可能回提高每股收益和净资产收益率公司盈利水平，以减少公司的利润指标和压力。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。