velocity head
短语词组
- velocity -head correction factor 速头改正因数
- velocity y head 速度头
- air velocity over head 头部风速
- velocity head tachometer 液压转速计
- velocity head h 速度水头
- difference of velocity head 流速水头差
- Approach velocity head 渐近流速水头;行近流速水头
- velocity head graph 速度能高图 返回 velocity head