velocity head

常见例句

Strong radar echoes and positive-negative velocity and head wind area are indicative to the heavy rainfall event.
強雷達廻波和正負速度對、逆風區等特征對強降水具有指示意義。
The liquor is pumped through a large nozzle and the velocity head is utilized to draw the gases to be absorbed into the liquid .
液躰用泵送經一衹大的噴頭，利用速度變化産生的壓差將待吸收氣躰帶到液躰中。
Described are the influence of velocity head on the actual flows with same level and the artesian flows for different liquid levels.
指出速度水頭對同一液麪高度的實際流量的影響及不同液麪高度下的自流發油流量。