I-HVBAN ibonelela ngesitshizi sepeyinti esingenamoya esineenkqubo ezine ezahlukeneyo zokuqhuba: umbane, ipetroli, ipneumatic, okanye ihydraulic. Iimpompo zepiston zeHydraulic zinomthamo omkhulu wokuhanjiswa kwaye zifanelekile kwizinto ezine-viscosity ephezulu. Nangona kunjalo, ukuba usebenza ngezinto eziphakathi kwe-viscosity, i-com...
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