velocity head的意思

velocity head中文翻譯：

速度落差，[流]速位差；[流]速度頭；[制冷]動壓頭

相似詞語短語

velocity───n.【物】速度

velocity profile───速度剖面（圖），速度分布圖，速度變化圖

muzzle velocity───初速；出口速度；初速度（彈出膛時的速度）

constant velocity───常速度，等速度; 恒速；勻速；等速度；恒速度

angular velocity───[力]角速度

cratering velocity───彈坑速度

velocity magnitude───速度大小

terminal velocity───[力]終極速度；自由沉降速度；終速，自由沉降速度

escape velocity───n.[物][天]逃逸速度；n.逃逸速度

雙語使用場景

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面高度的實際流量的影響及不同液面高度下的自流發油流量。

greater the amplitude change of head wave of transverse velocity is, the severer the damage is, the later the arriving time of the first wave hollow and the longer the damaged element will be.───作用點在受損單元的起始位置時，脈沖作用點橫向速度波首波波幅變化越大，損傷越大，脈沖作用點橫向速度波的第一個波谷到達時間越晚，損傷單元越長。

Healthy individuals demonstrated a more periodic gait with regular and higher velocity foot kicks and faster torso and head movement than impaired individuals when completing a cognitive task.───完成認知測驗時，與受損害個體相比，正常個體步態呈規則周期性、抬腳速度更快，并且頭部和軀體的運動也更迅速。

The liquor is pumped through a large nozzle and the velocity head is utilized to draw the gases to be absorbed into the liquid.───液體用泵送經一只大的噴頭，利用速度變化產生的壓差將待吸收氣體帶到液體中。

determination of coefficients of the increase in the velocity head over the pipe height;───確定在速度超過頭部的管道高度增加系數；

of the coefficients of the velocity-head pulsation;───對速度頭脈動系數；

英語使用場景

The liquor is pumped through a large nozzle and the velocity head is utilized to draw the gases to be absorbed into the liquid .

Unfortunately, the trim exit velocity head alone is not a good predictor of such animportant phenomena.

This example demonstrates that a low trim exit velocity head does not result in a low noise level in the valve, unless the valve outlet mach number is low.

Described are the influence of velocity head on the actual flows with same level and the artesian flows for different liquid levels.