对驻点区和飞行器表面不同的流动区域给出了流态划分准则。
Flow criterion was introduced for stagnation point region and the body of the vehicle.
阐述撞击流超细粉碎与表面改性装置的流程特点及工作机理。
The characteristics and working mechanism of the process equipment are introduced.
研究中没有观察到表面性剂对塞状流与弹状流转换的影响。
No obvious change is observed for the transition between plug flow and slug flow.
可以用于离子束流与金属表面碰撞过程的研究等。
Palarization effect can be use to study of process of ion-metal surface collision, et al.
阀体为电抛光，表面清洁，流阻小；
The body of this valve is electro-polished, smooth, small flow resistance.
阀体为电抛光，表面清洁，流阻小；
The body of this valve is electro-polished, smooth, small flow resistance.
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