三さん相そう

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

three-phase

Technical term used in electrical engineering to describe systems with three alternating currents. Often used attributively with の.

• この工こう場じょうでは三さん相そう交こう流りゅうを使つかっている。

  This factory uses three-phase alternating current.

• 三さん相そうモーターは効こう率りつが良よい。

  Three-phase motors are efficient.