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- Velocity circulations at the trailing edges of each blade-row are optimized for overall maximization of total pressure ratio and isentropic efficiency. 优化目标为总压比和绝热效率最大，决策变量为转子和静子叶排尾缘速度环量。
- A multiobjective optimization for a two-stage axial-flow compressor design was performed for maximization of the overall adiabatic efficiency and the total pressure ratio. 针对一台两级轴流压气机,选定优化设计的目标是最大的总压比和最高的总绝热效率。
- At the end of the annular passage,shock wave occurs when the relative lift is less than 6% and the pressure ratio is less than 0.7,which causes a greater total pressure loss. 在相对升程小于6%25、压比小于0.;7后;环形通道的末端将产生激波;激波带来较大的全压损失
- total pressure ratio 总压比
- Ultimate pressure is measured as total pressure. 最后压力是全程压力测量值。
- Cavity length depth ratio strongly influences flow field、total pressure recovery、drag coefficient. 凹腔长深比对流场特性、总压恢复、燃烧室阻力影响显著。
- The breakdown voltages of SF_6/O_2, SF_6/CO_2 and SF_6/air mixtures with a mixed ratio of 90/10 in 10mm point-plane gap is about 40% higher than that of pure SF_6 under positive lightning impulse voltages at 0.125MPa total pressure. 在极不均匀电场中向SF_6气体加入10%25的O_2、空气或CO_2;在0.;125MPa下的雷电冲击击穿电压将提高40%25左右。
- The doctor is measured with mercuric tonometer, when the hematic pressure ratio of Ms.Wen sees a doctor last even tall. 医生用水银血压计一量，温女士的血压比上次看病的时候还要高。
- Another method to increase the pressure ratio prec/p is to increase the temperature and Mach number of the eject gas. 提高引射气体的温度及马赫数，也可增加扩压比。
- When Ma(subscript e)=0.45 the relative suction flow rate equals 0.043, the total pressure recovery increases by 2.6%. 在出口马赫数为0.;45，相对抽吸量为0
- The correlation coefficient between plama ADH and urine-palsma osmotic pressure ratio was 0.86(P<0.05) in patients with DI. DI组确诊后一周内平均尿血渗透压值与血浆抗利尿激素水平有密切相关性 (相关系数r=0 86 ;P <0 0 5 )。
- Effects of blade negative bowing on secondary flow, total pressure loss and outlet flow angle were analyzed quantitatively, mechanism of the effects was discussed as well. 定量地分析了叶片反弯曲对叶栅出口二次流、总压损失和气流角的影响，并探讨了叶片反弯曲作用的机理。
- Simone G,Roman MJ,Koren Mi,et al.Stroke volum/pulse pressure ratio and cardiovascular risk in arterial hypertension[ J ].Hypertension,1999,33:800-805. 蔡俊明;邓健忠;陈先辉.;社区干预对高血压患者卫生行为和疗效作用[J]
- The experimental data showed that the total pressure drop of the cross-flow RPB was influenced by rotating speed, gas flow rate and liquid flow rate. 实验表明错流旋转填料床的气相总压降与气体流量、旋转床转速、液体流量有关。
- The two stage turbocharging system has much higher efficiency under most operating conditions if the pressure ratio assignment is 1:1. 在大部分工况下压比分配为1:1时，所匹配的二级增压系统效率较高；
- The results show that total pressure recovery coefficient of this type inlet is increased in every yawed flight,and are less related to the yaw angle. 研究结果表明，这类进气道在各种侧滑状态下总压恢复系数较高，且与侧滑角的关系不大。
- The shock wave compression is the latest compression technology, and attracts special attention because of high single stage pressure ratio. 激波压缩技术是目前新式的气体压缩技术，以其高的单级压比倍受关注。
- The flow field characteristics and the total pressure recovery performance for different diffuser configurations were analyzed. 对不同构型扩压器的流场特点、总压恢复性能进行了分析；
- The experiments result shows: the model Z decreases the mean value and peak value of PRMS while upsream total pressure varies from 0.3 atm to 0.7 atm. 实验结果表明：开孔与中绊线组合方案对进口压力从0.;3到0
- Flow characters of large flow quantity, internal leakage, external leakage and pressure ratio and all the influence volume efficiency of three leaves roots blowers are discussed. 摘要介绍大流量三叶罗茨风机的流量特性，内泄漏、外泄露、压力比对容积效率的影响。
