Its peculiarity is that the vortex pair formed on the ejection stroke can抰 move far enough under the self-induced velocity, so the vortex pair is sucked into the cavity of the actuator during the suction stroke.
这种流动的特点是：在作动器的“吐出”行程，其出口产生的旋涡对还来不及向下游迁移便进入了作动器的“吸入”行程，重新进入作动器腔体。
参考来源 - 用于推力方向控制的微射流技术·2,447,543篇论文数据，部分数据来源于NoteExpress
搅拌反应釜中心的大旋涡对物料的传质传热有重大影响。
The heat and mass transfer in agitation tank are influenced significantly by the center big vortex.
摘要在单涡模型的基础上，根据各向同性湍流的能谱函数，考虑不同尺度的旋涡对气液传质的影响，建立了气液自由界面传质系数模型。
A model of mass transfer coefficients in liquid phase near free gas-liquid interface is developed based on the energy spectrum functions of isotropic turbulence.
昂特斯坦纳博士表示，这样的研究有望加深我们对影响全球气候变化主要因素的认识，包括对北极冰面出现的无数旋涡和环流的了解。
Such research, Dr. Untersteiner said, promised to promote understanding of the fundamental forces at work in global climate change, including the endless whorls and gyres of polar ice.
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