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- The area correction is largest at the nozzle exit, where it may be of the order of 3%. 面積修正在噴管出口處最大,約為3%25左右。
- On the basis of fluid mechanics, a comprehensive model for simulating flow field at nozzle exit is developed by using desecrate vortex method. 根據流體力學原理,用離散渦方法建立了在複平面上模擬噴嘴出口流場的一套完整模型。
- Several tabs well distributed and alternately tilted inward and outward around the nozzle exit were more effective on the two-flow mixing enhancement. 多個小突片沿周向均勻分佈,且交替向內外傾斜,能更有效地強化混合。
- The influences of the inlet angle and inlet total pressure of fluid on the temperature of electrode surface and nozzle exit fluid was analyzed. 分析了空氣進口氣流角、進口總壓和等離子化學反應對電極壁面溫度及噴嘴出口氣流溫度的影響。
- For the jet tab TVC,the thrust and lateral forces and thrust vector deflection angles with respect to the nozzle exit area blockage ratio and the depth of water were obtained. 對擾流片推力矢量方式 ,獲得了推力、側向力、推力矢量角隨發動機噴口堵塞面積比、水深的變化規律。
- Vortices of nozzle exit and whistle exit move gradually towards the downstream and spread outside under the action of potential flow field and other vortices. 在噴嘴出口與哨嘴出口處形成的旋渦結構,在勢流流場和其它渦元的作用下逐漸向下游運動,並向兩邊擴散。
- Uniform distribution of cavitation at the nozzle exit section is obtained by increasing length-diameter ratio and leads to the improvement of atomization. 從燃油空穴霧化理論的角度出發,空穴強度的提高以及在出口截面上的均勻分佈都有利於燃油的破碎霧化。
- Then,the flowfield of nozzle exit vicinity and backflow region are calculated by using DSMC method,The results show that with this method,the flow property of this region can be accurately described. 本文分析了高空羽流流場的特性,論述了DSMC方法的原理以及涉及到的關鍵技術,應用DSMC方法數值求解了噴管出口附近及倒流區流場。
- The flow field of the precessing jet is obtained by a hot wire anemometer at the nozzle exit and the precession frequency is identified from a power spectrum density analysis to the velocity signal. 用熱線風速儀測量出口射流的速度並進行功率譜分析,得到旋進射流的頻率及流場特性。
- As the nozzles exit the pouches, they lock the Clean-Clic fitments shut, preventing air from entering. 由於噴嘴出口的郵袋,他們鎖定清潔點擊污水設備關閉,防止空氣進入。
- I apportioned half the property to each of them. 我把財產的一半分配給他們各人。
- He headed a crowd off from the wrong exit. 他上前阻止人群從錯的出口出去。
- She reckoned she had cut her cost by half. 她估計她減少了一半的費用。
- The Signal Measurement of The Aeroengine Nozzle Exit Area 發動機噴口位置信號的測量
- I worried half the night and have a fitful sleep. 我半個晚上都一直在擔心,故而時醒時睡。
- Preform Technology of Carbon-carbon Composites Nozzle Exit Cone 噴管炭-炭材料出口錐預製體技術
- He can fling off a poem in half an hour. 他可以在半小時之內草就一首詩。
- It took him half an hour to finish the work. 他花了半個小時做完這項工作。
- Please locate the nearest emergency exit. 請指明最靠近的太平門位置。
- I usually go to bed at half past ten. 我通常十點半睡覺。