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- Investigations on an impinging jet under the influence of crossflow are carried out in this dissertation. 本文的研究对象为受横流影响的冲击射流。
- The swirling strength method was used to investigate the vortex structure of an impinging jet. 该文采用旋涡强度方法对冲击射流涡结构进行了深入研究。
- The dominant vortical structure in the wake of the impinging jet in crossflow is primarily dependent on the velocity ratio. 横流冲击射流中形成的主要尾迹涡结构主要依赖于流速比。
- The wall temperature distributionin different impinging jet heigtht are given,as well as sensitivity and accuracy of the technology arediscussed. 文中给出了在不同射流高度下壁面温度分布的等值线,并讨论了液晶测温技术的灵敏度及测试精度。
- Driers with the air flow being parallel to the veneer surface have now largely been replaced by perpendicularly impinging jet driers. 与常规室干或高温室干相比,两者的操作温度均较低,因而干燥时间较长。
- It summarized the latent infection of jet injector and its mechanism.And it pointed out some strategies to prevent the latent infection of jet injector. 阐述了喷射注射器的感染潜在性问题及其发生机制,指出预防喷射注射器感染的对策。
- The wake vortices of an impinging jet in crossflow were studied experimentally by means of laser-induced fluorescence (LIF) flow visualization and particle image velocimetry (PIV) measurement. 摘要本文采用LIF(激光诱导荧光)流动显示和PIV(粒子图像速度场仪)测量对横流冲击射流的尾迹涡结构进行了实验研究。
- In the study of flow oscillation and discrete frequency noise of impinging jet, it is found that there is a critical pressure ratio for a given nozzle and a nozzle-to-plate distance. 发现对于给定的喷嘴和冲击距离,存在一个压比临界点,当压比高于此临界点值时,流场振荡和离散频率噪声被显著抑制乃至消失。
- Five types of mixers with their commercial use are discussed on their mixing mechanism and research status, including stirrer, jet mixer, static mixer, impinging jet mixer and fiber liquid film mixer. 在结合各种工业应用的基础上,总结了揽拌釜、射流混合器、静态混合器、撞击流混合器及纤维液膜流合器等五种混合设备的混合原理及研究现状。
- Study on equilibrium scour depth of impinging jet 射流冲刷平衡深度研究
- The patients received jet injection to one vas deferens and traditional nerve anesthesia to the other vas deferens before the procedure. 在手术之前,患者一侧输精管采用快速注射麻醉,另一侧采用传统神经麻醉。
- McDermott D J.Heat transfer and Pressure on a Flat Plate Downstream of a Heated Jet Injected into a High Subsonic Crossflow[R].AIAA1980-0290. 王利峰;朱惠人;裘云;等.;燃烧室混合气膜冷却方案的分析与设计[C]
- The flier is flying a new-type jet plane on trial. 飞行员正在驾驶一架新式喷气机作试验飞行。
- The gas phase Reynold's average Navier-Stokes equation and the Lagrangian method were adopted to simulate the spray of water liquid jet injected into air stream. 摘要采用气相的时均雷诺方程,在拉格朗日框架下求解离散相的运动方程,对水与空气交叉流动的喷雾流场进行了数值模拟研究。
- The pain score for the vasectomy itself was lower after jet injection than after needle injection, but the difference was not significant from a statistical standpoint. 快速注射麻醉输精管切除疼痛分数低于针孔麻醉,但无统计学差异。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- On the supersonic impinging jet by Laser Doppler Velocimetry 激光多普勒测速方法研究超声速冲击射流
- Research of Spray Impinging Jet Cooling hot Rolled Steel Plate 雾化冲击射流冷却热轧钢板的研究
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。