油ゆ圧あつ機き械かい

noun

hydraulic machine; hydraulically operated machine

Refers to machinery powered or controlled by hydraulic pressure, such as hydraulic presses, lifts, or excavators.

• この工こう場じょうでは油ゆ圧あつ機き械かいを使つかって金きん属ぞくを成せい形けいしている。

  This factory uses hydraulic machines to shape metal.