- 水压机 shuǐyājī hydraulic pressA machine that uses water to transmit pressure, typically used for forging or stamping metal parts; short for [[水力冲压机|水力衝壓機|shui3 li4 chong1 ya1 ji1]].
- 液压机 yèyājī hydraulic pressA machine that uses liquid to transmit pressure, such as a hydraulic jack or lift.
- 冲压机 chòngyājī stamping pressA machine tool used for processing metal plates by cutting, punching, or pressing them into specific shapes
- 水力冲压机 shuǐlìchōngyājī hydraulic pressindustrial machine that uses liquid pressure to forge, stamp, or shape metal parts