Tili ndi gulu lopanga zinthu zapamwamba komanso ntchito yogulitsa pambuyo pogulitsa.Ngati mukuyifuna,tikhoza kukonza katswiri mlengi kuti
pangani mtundu wamakina anu, ndikukonzekera mainjiniya akatswiri kuti apite kufakitale yanu kuti akakonzere koyamba, mkati
kuti muthane ndi vutoli mwachangu komanso molondola pamakina anu.
Ndi chitukuko chofulumira cha zomangamanga m'zaka zaposachedwa, zitsulo zazitsulo zakhala zikugwiritsidwa ntchito kwambiri.
Steel springboard ndi mtundu wa zida zomangira pantchito yomanga. Nthawi zambiri, imatha kutchedwa zitsulo zopangira zitsulo,
zomangamanga zitsulo masika, chitsulo chopondaponda, kanasonkhezereka zitsulo masika, kanasonkhezereka zitsulo pedal, ndipo bwino analandiridwa ndi shipbuilding makampani,
nsanja yamafuta, mphamvu zamagetsi ndi mafakitale omanga.
Nthawi yotumiza: Apr-11-2021