air velocity的用法和樣例：
例句
- The penetration of a particle into the lung is influenced by air velocities breathing patterns.
顆粒物對肺的穿透作用受氣流速度和呼吸形式的影響。 - It is found that the entraining water flux decreases at first, reaches a minimum, and then increases with the increase of the liquid film velocity.
在兩管間隙和氣流速度一定的條件下，液膜流速對氣流的帶液量也存在影響，隨著液膜流速的增大帶液量先減少后增加。
