Karfe bututun karfe ne mai tsayi mai tsayi, wanda ake amfani da shi a matsayin bututun jigilar ruwa, kamar mai, iskar gas, ruwa, iskar gas, tururi, da sauransu. Bugu da kari, lokacin lankwasa da karfin torsional iri daya ne, nauyi ne. ya fi sauƙi, don haka ana amfani da shi sosai wajen kera mech...
Kara karantawa