压力泵

IMPLICATIONS: By increasing the length of infusion lines, the time until an infusion pump triggered a pressure occlusion alarm was critically prolonged, especially at low infusion rates, as is often used for vasopressor support of unstable patients.

通过增加输注线的长度，输注泵出发压力闭塞闹铃的时间被推迟了。特别是在低输注率的时候，因为它被不稳定患者用作血管压力支持。

Is used to prevent Plug Valves the liquid in grity grity, which is generally used when the pressure can be greater than the liquid itself, such as the level of 2 meters to prevent the medicine chest in the liquid grity may make use of the pressure is higher than 0.02MPa back-pressure valve, the general metering pumps can be selected 0.1MPa.

用于防止液体在重力作用下自流，这时候一般选用大于液体自身压力即可，如防止液位为2米药箱中的液体自流，可选用压力大于0.02MPa的背压阀，一般计量泵选用0.1MPa即可。

For preventing the pressure surge occurred when the pump stops in long conduit system, measures of installing air inlet and relief valves to prevent pressure surge are presented.

对长管道系统停泵产生的压力涌浪提出了装设进排气阀的防护措施，建立了进排气阀的特征线方程，并对特征线方程的求解进行了讨论，将这种防护措施用于某供水泵站，从计算结果来看进排气阀较好地抑制了液柱分离的产生，有效地控制了系统中的压力骤增。

The electro-hydraulic proportional load-sensitive variable displacement pump control the flow and pressure,and make them accommodate with load automationly.

电液比例负载敏感变量泵以其对流量和压力的复合控制，使流量和压力自动适应负载的需求。

We addressed the systematic errors originated from the synchronized photoelectron beams, which desorbs quite a few gaseous molecules adsorbed on the vacuum chamber walls, in mesuring the base pressure of the large storage ring of Beijing electron positron collider.

当BEPCⅡ储存环的束流突然丢失时，真空计和离子泵的压力测量值都先有一个瞬时的减小，之后才逐渐降低到本底压力。

The rock mechanics parameter s,such as Yangs modulus and Poisson's ratio,are determined on the basis of surface fracturing treatment pressure and instantaneous shut-in pressure during PAD stage.

应用常规的地面压裂施工压力资料和前置液阶段的瞬时停泵压力测试等资料，初步探讨了求取储层原位岩石力学参数的新方法。

The data collection program is designed for collecting the exit pressure signals, main oil pressure signals and piston displacement signals. Experiment has done on the concrete pump on construction site.

设计了混凝土出口压力信号、主油压压力与活塞位移信号的数据采集程序，对现场施工的混凝土泵车进行了试验。

Measurirg indxes included:(1) Electrocardiograh;(2) Hemodynamics: cardiac output, pump output, aortic pressire, pulmo nary artery pressure, left atrium pressure, right atrium pressure, left ventricular end systolic pressure, left ventricular end diastolic pressure, LV-dp/dt, right ventricul ar end systolic pressure, RV-dp/dt, systolic pressure time index, diastolic pressure time index, endocardial viability ratio;(3) Myocardial metabolism: coronory sinus blood flow, myocardial oxygen consumption, myocardial lactate extractiorn;(4) Ischemic myocardial area;(5) Ultrastructure of myocardium.

测量指标包括：①心电图；②血流动力学：心输出量、泵输出量、主动脉压、肺动脉压、左房压、右房压、左室收缩末压、左室舒张末压、左室压的一阶导数、右室收缩末压、右室压的一阶导数、收缩压力时间指标、舒张压力时间指标、心内膜下心肌供血比率；③心肌代谢；冠状窦血流量、心肌氧耗量、心肌乳酸摄取量；④心肌缺血面积检查及缺血心肌的超微结构观察。

And this paper emphatically illustrates this pressure-regulating overflow valve from aspects ofoperation principle, construction and application examples.

由于绝大多数高压水射流发生设备属于定流量容积泵，在额定工作压力以下的任意压力运行时，将伴随着溢流。

It is best to use the same tire pressure gauge and pump when you check your tires, because you may get different readings depending upon the tire pressure gauge that you choose.

最好是使用相同的轮胎压力计和泵当您检查您的轮胎，因为您可能得到不同的读数取决于轮胎压力计您选择。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。