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词汇 Dynamic pressure
分类 英语词汇 英语翻译词典
释义

Dynamic pressure

原声例句
TED-Ed(视频版)

Your board forms an angle with the water, and this creates a dynamic pressure on the bottom of it, forcing you and your board out of the water, to skim along the surface.

你的冲浪板和水之间会形成一个角度,这会在冲浪板底部产生一个动态的压力,迫使你和你的冲浪板离开水面,沿着水面滑行。

中文百科

动压

动压是一个与流体力学有关的物理量,其定义为:

q\equiv \frac{1}{2}\rho {{v}^{2}}

其中的符号代表(使用国际单位制):

q\; = 动压(帕斯卡),
\rho\; = 流体密度(kg/m)(例如空气密度),
v\; = 流体速度(m/s)。
英语百科

Dynamic pressure 动压

A flow of air through a venturi meter, showing the columns connected in a U-shape (a manometer) and partially filled with water. The meter is

In incompressible fluid dynamics dynamic pressure (indicated with q, or Q, and sometimes called velocity pressure) is the quantity defined by:

where (using SI units):

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