Mfundo yogwirira ntchito: Chosinthira chaching'ono ndikusintha mwachangu komwe kumayendetsedwa ndi kukakamizidwa, komwe kumatchedwanso snap switch.Mphamvu yamakina akunja imagwira ntchito pa bango lochitapo kanthu kudzera muzinthu zotumizira (mapini, mabatani, ma levers, zodzigudubuza, ndi zina zotero), ndipo ikadzaunjikira mphamvu pamalo ovuta, imatulutsa nthawi yomweyo ...
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