variable displacement pump

device that converts mechanical energy to hydraulic (fluid) energy

en-GB/ˈvɛəɹɪəbl dɪˈspleɪsmənt ˈpʌmp/
en-US/ˈvɛɹiəbəl dɪˈspleɪsmənt ˈpʌmp/

ক্যাটাগরি:

piston engine