Digital particle image velocimetry (DPIV) was applied to investigate the flow field around a circular cylinder undergoing sinusoidal oscillating movement in still water.
本文用数字粒子成像测速仪(DPIV)，对圆柱体在静水中作正弦振动而产生的振荡流场进行了实测研究。
The invention relates to a small electrical appliance with a drive device for the generation of an oscillating movement for at least one working unit (18) in the small electrical appliance.
本发明涉及一种小型电动器具，包括为该小型电动器具的至少一个工作单元(18)产生振荡运动的驱动装置。
The invention relates to a small electrical appliance with a drive device for the generation of an oscillating movement for at least one working unit (18) in the small electrical appliance.
本发明涉及一种小型电动器具，包括为该小型电动器具的至少一个工作单元(18)产生振荡运动的驱动装置。
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