受管制的压力下保持稳定是通过不同的抽气管,可以调整与流速按照使用流量阀供应条件。
Stability of regulated pressure is maintained under varying flow conditions through the use of an aspirator tube which adjusts the supply valve in accordance with the flow velocity.
作者编制的天然气输送管道流量计算程序,不仅可用于一般工艺计算,也可对天然气在输送管道内能够达到的最大流速进行分析与判断。
The program compiled by the authors can be used not only in general technology calculation but also for analysing and judging the maximum flow rate that can be achieved in the pipe.
方法用激光多普勒血流仪检测心衰大鼠与对照组大鼠的皮肤血流量、血流速度和血含量。
Method Cutaneous blood flow, velocity and volume were measured by laser Doppler flowmetry in heart failure rats and healthy rats.
利用本文的研究结果还可预测仪表几何参数与来流速度分布对涡轮流量计性能的影响,作为改进仪表设计的理论依据。
The new model can also be used to predict the effects of inlet velocity profile and meter geometry on the meter's performance, and thereby improves the design of turbine flowmeters.
特征反应时间随射流速度的变化斜率与燃气流量相关。
结果:三步针罐组疗效优于常规针灸组(P<0.05),患者椎动脉血流量、平均血流速度、血液流变学指标的改善情况与临床疗效相一致。
Results:the effect of TNC was superior than that of RAM(P < 0.05), and the improvement of blood rheology, blood volume and mean blood velocity of vertebral artery corresponded to the curative effect.
依据测量所得的掺气浓度与流速资料,采用分段求和的方法得到的断面统计流量与实际流量的误差很小,表明测量结果是可靠的。
On the basis of experimental data of air concentration and velocity, the discharge of each transverse section is got by means of stereometry.
门静脉流速指数(PVI)被定义为PV V与移植物重量(GW)的比率,门静脉血流量指数(PFI)为PVF与GW的比率。
Portal venous velocity index (PVI) was defined as the ratio of PVV to graft weight (GW), and portal flow volume index (PFI) as the ratio of PVF to GW.
目的:探讨牙龈血流量(GBF)、血流速度(BCV)和血浓度(BC)与牙周病的关系。
Objective: To study the relation between gingival blood flow (GBF), blood current velocity (BCV), blood concentration (BC) in gingival and periodontal diseases.
结果表明,大脑中动脉血流速率与脑血流量变化成比例。
The result was that the change in middle cerebral artery blood flow velocity was in correspondence with cerebral blood flow.
结果表明,坡面径流平均流速随坡度和流量的增加而增大,流速与坡度和流量之间存在指数函数关系,坡度对流速的影响大于流量。
The results show that the average flow velocity increases with the flow discharge and the slope gradient in an exponential form, and the slope gradient has greater effect on velocity than discharge.
脑血流量与大脑中动脉的血流速度密切相关。
The blood speed of the Middle cerebral artery is closely related in the brain blood quantity.
通过测量阻力元件两端的动态压力、流速,得到交变流动情况下动态压力与质量流量之间振幅和相位关系,从而得到所测元件的交变流动阻力特性。
The oscillating flow characteristics of the test section are obtained by the analysis of the amplitude and phase shift of the velocity and the pressure wave.
根据艾山以下河道的冲淤特性确定了挖泥疏浚的设计流量;依据实测资料建立了河槽糙率与流速的关系,并以此确定河床的糙率。
The design flow for dredging activities is determined on the basis of the scouring and silting characteristics of the channel downstream of Aishan.
液柱冲击塔内液柱雾化效果直接影响系统的脱硫效率,其中的影响因素主要有挡板类型、液体进口流量、气体流速以及喷嘴与挡板的间距。
The atomization effectiveness of a liquid column in a liquid-column impingement tower has a direct influence on the desulfurization efficiency of a whole system.
肾动脉流速、流量及其阻力指数与正常人比较无统计学意义(P>0.05)。
Renal artery velocity, volume and RI had also no difference( P >0 05).
对监测系统监测流量与IS-25型旋浆式流速仪实测流量进行精度分析。
The analysis on the accuracy is made for measuring flow with monitoring system or with IS-25 flow velocity meter.
这种新型流速变送器的输出电压与流速(流量)的平方成正比,具有结构简单、制造成本低、转换精度高等优点。
The output voltage of the new flow transducer is proportional to the square of flow rate. Its characteristic is simple, cheap and accurate.
通过自相关系数测量火焰涡团的特征反应时间,结果表明:相同的燃气流量下,特征反应时间与射流速度成反比;
The time scale is obtained through the self correlation coefficient of the sound wave. It is clear that the time scale is inverse ratio to the jet velocity under the same gas velocity.
通过自相关系数测量火焰涡团的特征反应时间,结果表明:相同的燃气流量下,特征反应时间与射流速度成反比;
The time scale is obtained through the self correlation coefficient of the sound wave. It is clear that the time scale is inverse ratio to the jet velocity under the same gas velocity.
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