亜あ音おん速そく

noun, noun which may take the genitive case particle 'no'

subsonic speed

Technical term used in physics and engineering to describe speeds below the speed of sound. Often used attributively with の.

• この飛ひ行こう機きは亜あ音おん速そくで巡じゅん航こうする。

  This aircraft cruises at subsonic speed.

• 亜あ音おん速そくの流ながれを解かい析せきする。

  Analyze subsonic flow.