阀座密封负载和紧密性与反压力相关。
过于严重的反压力、冰冻或水锤扭曲了第二止回阀。
Excessive back pressure, freezing, or water hammer has distorted the second check.
试验中采用了固结之前施加反压力及在试样两端涂硅脂等项技术。
In the triaxial tests back pressure was applied before consolidation to the specimen with a coat of silicon oil on both ends.
研究表明气体反压力与多孔介质的透过率(即孔隙率和孔径)、渗流速度、渗流长度有关。
The research shows that anti pressure of the gas is concerned with the permeability of porous medium (the porosity and the hole diameter), the infiltration speed, and the infiltration length.
博塞拉普的“反马尔萨斯模式”(30)认为，人口的压力会推动农业生产的增长。
An anti-Malthusian, Boserup (30), claimed that population pressure would lead to the growth of agricultural production.
作为对反压裂抗议活动的回应，法国直接禁止页岩气开采；在英国，反压裂激进人士——一压力集团，已经关闭了钻井点。
In response to anti-fracking protests, France has slapped a moratorium on the practice; in Britain, activists for Frack Off, a pressure group, have shut down drill sites.
但是他也表示，外来的压力只会产生反效果。
“现在就和平”(以色列一个反定居点的压力集团)估计目前可开始或恢复建设的住宅逾2000座。
Peace now, an Israeli anti-settlement pressure group, estimates that construction on over 2, 000 dwellings could now begin or resume.
总部位于华盛顿的反吸烟组织美国遗产基金会的总裁兼CEO谢丽尔•希尔顿在一份声明中说：“全球股市动荡给每个美国人都造成了一定程度的压力。
The turbulent global stock markets have caused virtually every American a certain level of stress. Those who also struggle with an addiction to tobacco products are at an increased disadvantage.
在反银行家情绪高涨之时，三国领导人此举旨在对美国和其它大国施加压力，迫使它们拿出可行的方案。
The move comes at a time when anti-banker sentiment is running high and is designed to put pressure on the US and other big nations to come up with workable proposals.
方寸大乱的圣公会在对几周以来发生在他们门前的反银行业抗议的反应表明：应付信仰和贪欲这两个相互矛盾的要求，这一压力已经变得几乎不能承受了。
The shambolic Anglican response to weeks of anti-banker protest on its doorstep suggests that the strain of coping with the conflicting demands of God and Mammon has become almost unbearable.
快速响应和高流动性，往往关键维护应用在反压罐压力。
Fast response and high flow is often critical to maintaining tank pressures in back pressure applications.
研究发现，在不同反压下隔离段中的平均马赫数和平均压力值，从隔离段进口到激波串波前基本保持不变。
It was observed that the average values of Mach Numbers and pressures were almost constant from the entrance of the isolator to the onset of shock train along the isolator.
大坝一期混凝土面板和一期面板的补强面板分别遭受坝基反渗水压力的破坏。
The first concrete face and its strengthening face are destroyed by the inverse seepage water pressure on dam foundation.
反设计方法的难点在于如何确定目标压力分布。
The difficulty of inverse design method is how to develop the target pressure distribution.
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。
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.
若机组关闭规律不变而拐点位置已经进入反“S”区域，蜗壳进口压力将呈现为单峰形态。
If the changeover point of the above closing law is located in the S-shape effect zone, there is only one pressure peak.
方法：利用彩色多普勒超声心动图检测68例先天性房间隔缺损患儿与82例正常新生儿心脏各腔室的大小、肺动脉内压力、三尖瓣反流等。
Methods:Investigated all chambers of the heart ; pulmonary artery pressure and tricuspid regurgitation in 68 congenital antrum septal defect and 82 normal neonates by colour Doppler echocardiography.
本文探计以现场实测为基础反算作用在支护结构上的围岩压力的方法及其应用。
An inverse method of ground pressure on support and its application have been investigated in this paper. This method is based on the field measurement.
研究了用反分析理论和内、外边界元方法预测软岩巷道围岩压力和支护变形。
Study on applying the theory of inverse analysis and in-out boundary element method to forecast the pressure of soft rock tunnel 'surrounding rock and supporting deformation.
结果表明此方法预测铬青铜反挤压力是有效和可行的。
The results indicate that this way is a valid and feasible way for predicting the extrusion load.
目的探讨儿童胃食管反流病（GERD）的发病机理及食管压力监测在儿童GERD诊断中的应用价值。
Objective To explore the mechanism of gastroesophageal reflux diseases (GERD) and the application of esophageal manometry in the diagnoses of GERD in children.
采用考虑时间和位移效应的土压力模型和基于现场实测资料的反分析方法来分析土体受力特性，是简单且行之有效的。
It is a simple and effective way to analyze soil mechanical properties by means of earth pressure model considering time-displacement effect and back-analysis based on site test data.
结果表明，采用颞脉压力波可以保证反搏充气时间的准确性，避免了耳脉波存在的潜在危险性，并为反搏充气时间的自动控制提供了安全可靠的依据。
The results indicated that the use of temporal arterial pressure pulse wave can assure the accuracy of the inflation time, avoid the potential danger existed in earlobe plethysmogram and pr…
本文对空心件反挤的单位挤压力，采用滑移线法和上限法进行了计算。
The unit pressure in backward extruding hollow billet has been calculated by the slip line method and the upper bound method.
本研究利用“剪切梁”模型，研究了在定常侧压力和周期性的反平面剪切载荷共同作用下，层间界面的破坏规律。
In this study, the interface failure under the joint action of constant compression and periodical anti-plane shear were investigated.
结果显示在最大反凝析压力之前注气效果更好；
The more the gas injecting volume is, the better the result is.
本文讨论了管道流体瞬变过程中压力波在管道中阀门处的穿透和反射情况，导出了压力波在阀门处的穿透和射反系数。
The pressure wave penetration and reflection properitics at a valve, which is located in a conduit, are discussed, And the Penetration and reflection coefficients are derived.
本文讨论了管道流体瞬变过程中压力波在管道中阀门处的穿透和反射情况，导出了压力波在阀门处的穿透和射反系数。
The pressure wave penetration and reflection properitics at a valve, which is located in a conduit, are discussed, And the Penetration and reflection coefficients are derived.
应用推荐