2. Multi-tig hluav taws xob ntaus ntawv
Multi-tig hluav taws xob ntaus ntawv kuj yog ib hom hluav taws xob ntaus ntawv uas outputs angular torque. Qhov txawv ntawm nws thiab lub quarter-stroke hluav taws xob ntaus ntawv yog tias nws cov zis ncej tig ntau tshaj 360 degrees. Cov khoom siv hluav taws xob ntau tig yog tsim nyog rau lub teb valve uas nws qhib thiab kaw cov txheej txheem tuaj yeem ua tiav los ntawm ntau qhov kev sib hloov, xws li rooj vag valve thiab nres valve.

