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- Keywords entrainment;turbulent flow;unsteady;wall pressure fluctuations;large-scale vortical structures; 引射;湍流;非定常;壁面压力脉动;大尺度旋涡结构;
- wall pressure fluctuations 壁面压力脉动
- Interest rate increases and the pressure fluctuations in the yen may have a huge impact. 加息压力和日元的波动都可能带来巨大的冲击。
- Quick closing valves, water hammer or supply pressure fluctuations can cause intermittent discharge. 迅速关闭阀门，水锤或供应压力波动可能导致间歇排放。
- wall pressure fluctuation 脉动壁压
- Sound Pressure Level (SPL) Sound pressure level is a measurement of the pressure fluctuations of a sound wave as it propagates through the air. 声压级别声压级别是表示在空气中传播的声波的起伏压。
- They are not designed to compensate for system pressure fluctuations and should not be used where ASSE 1016 devices are required. 这种阀门不能用来补偿系统压力波动，不能用在要求配置ASSE（美国安全工程师协会）1016认可的设备的地方。
- Watts Air Gap Drains are designed to collect water that is being discharged by the relief valve, due to minor check valve fouling and/ or line pressure fluctuations. 美国瓦茨气隙排放装置适用于收集由于第二止回阀污染和/管道压力波动而从安全阀排放出来的水。
- The area contraction ratio has obvious influence on the flow pattern, discharge, wall pressure and air pressure inside level rotary flow. 研究发现面积收缩率对流态、泄流量、壁面压强和空腔内的气体压强均有较大的影响。
- The systoltic wall pressure and its dp/dt were higher than diastolic wall pressure and its dp/dt. 收缩期的血管壁面压力比舒张期的血管壁面压力具有更大的量值和变化幅度；
- On a laboratory-scale testing platform impinging entrained-flow gasifier with two-burner,the experimental study of pressure fluctuations in the gasifier was performed. 在双喷嘴对置气流床气化炉热模平台上,对炉内压力波动特性进行了试验研究。
- The major features of Submerged Circulative Impinging Stream Reactor(SCISR) are its significantly promoted micro-mixing in the impingement zone and being of pressure fluctuations. 浸没循环撞击流反应器(SCISR)的主要特点是撞击区能显著强化微观混合且存在压力波动。
- Watts Air Gap Drains are designed to collect water that is being discharged by the relief valve, due to minor check valve fouling and/or line pressure fluctuations. 美国瓦茨气隙排放装置适用于收集由于第二止回阀污染和/或管道压力波动而从安全阀排放出来的水。
- The hydrodynarnic wall pressure prepuced by aerated flow splitting pier and its cavitation atmiddle-lower Frond number are studied through series of model tests. 本文通过系列比尺模型研究了中、低佛氏数下掺气分流墩墩头动水壁压及空化特性，得到墩头时均和脉动壁压的分布规律、脉动壁压概率分布及墩头初生空化数等。
- It is recommended that inflatable sac should be used to replace the soft side wall pressure sensor be used to take the place differential manometer. 最后就渗透测定仪装置提出几条改进建议：用充气气囊代替柔性侧壁，用差压计代替微压计。
- DOES THE PRESSURE FLUCTUATE FROM LESS THAN 5 PSI TO 120-150 PSI? 压力从小于5PSI波动到120－150PSI了吗?
- Should the pump pressure fluctuate very often, what could be done? 万一泵压忽高忽低,应该怎么办?
- The patient's blood pressure fluctuates within a narrow range. 病人血压变化的幅度不大。
- The PID control and parameter verification is realized by computer for height tracing system of auto submerged arc welding of thick wall pressure vessel. 对大厚度压力壳自动埋弧焊高度跟踪系统,应用计算机实现了PID控制算法和参数整定;
- The shutters thumped the wall in the wind. 在风中百叶窗砰砰地碰在墙上。
