血液在血管内流动的线速度，即一个质点在血流中前进的速度。

Study on variation of cerebral blood flow velocity after severe head injury with TCD;

youdao

血液在血管内流动的线速度，即一个质点在血流中前进的速度。

Study on variation of cerebral blood flow velocity after severe head injury with TCD;

youdao