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- EPRL engine pressure ratio limit 推力比范围
- Engine Pressure Ratio 发动机压力比
- After acoustic power output of the thermoacoustic engine was measured accurately by variable-load method,the mutual relations of power output with pressure ratio,heating power and heating temperature were analyzed. 应用变负载法;对该热声发动机的声功输出进行了精确测量.;分析得到声功输出与热声发动机压比、加热功率和加热温度之间的相互影响关系
- For improve thrust loading and decrease fuel consume of the engine, propulsive system of the future demand the compressor in possession of higher pressure ratio and more efficiency. 未来飞机推进系统要求压气机的压比和效率均大大高于目前的使用水平,以提高发动机推重比,减小燃油消耗。
- 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。
- 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 )。
- 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]
- 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。
- 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 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。
- highbypass pressure ratio (BPR) turbofan engine 大涵道比涡扇发动机
- 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
- 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。
- By by Andrew Crum, President, Ken Morse, Sales Engineer, and Gary Nelson, P.E., Vice President, Engineered Pressure Systems, Inc. (EPSI), Haverhill, Mass. 新一代大型湿袋等静压机能提高产率且可以通过智能检测控制系统来减少非程序运行中的间歇时间。
- Engineered Pressure Systems, Inc. (EPSI) can increase the reliability and productivity of older hot isostatic press (HIP) systems with a furnace upgrade. 工程压力系统公司(EPSI)通过窑炉升级提高了旧式热等静压系统HIP的可靠性和生产率。
- Fill your radiator with water, or your engine will overheat. 给你的散热器充水,否则引擎会过热。
- The engine of the car has been souped up. 这汽车的发动机加大了马力。
- He climbed into the cockpit and started the engine. 他爬进座舱,把发动机开动起来。