バックプレッシャー

noun

back pressure

Engineering term for pressure opposing the desired flow of fluid or gas. The Japanese synonym 背圧 is also used.

See also: 背圧

• 排はい気き系けいのバックプレッシャーが高たかすぎると、エンジンの出しゅつ力りょくが落おちる。

  If the back pressure in the exhaust system is too high, engine output drops.