a machine used for compressing gas, called a centrifugal compressor
a machine which compresses and circulates fluid, called rotary compressor
a machine used to compress gas or air
油圧装置.
a hydraulically-operated piston
高圧.
(a) high voltage
油圧器.
a cylinder for storing high pressure gas, called Bombe
both machinery and tools driven by oil pressure
an installation that performs work by compressed oil, called a hydraulic motor
a device called {axial blower}
a brake that utilizes oil pressure
a region of high pressure travelling through a gas at a high velocity