Umgangatho ogqibeleleyo kunye nexabiso eliphantsi le-screw yokuthintela amanzi ngobuninzi
Inkcazo
Siyazingca ngokwazisa umgca wethu omtsha weizikrufu zokutywina ezingangeni manzi– Izikrufu Zokuvala. Le mveliso intsha inoyilo lweIsikrufu EsibanjwayoUyilo olukhethekileyo lweIzikrufu Zokuvalayenza ukuba ilungele ukutywinwa okungangeni manzi. Nokuba kukwiindawo ezingaphandle ezinzima okanye kwizixhobo zoshishino, okuabavelisi bezikrufu ezibanjwayoibamba ngokuthembekileyo kwaye ithintela ngempumelelo ukungena komswakama kunye nokufuma, iqinisekisa ukusebenza okuzinzileyo kwezixhobo.izikrufu zokuzitywinaayiboneleli nje kuphela ngeendlela zokwenza ngokwezifiso eziguquguqukayo, kodwa ikwaqinisekisa ukubaisikrufu sokuzitywinaMusa ukulahleka okanye ukukhululeka ngexesha lokusetyenziswa. Oku kuzisa lula kunye nokhuseleko olukhulu kumthengi, ngelixa kunciphisa amaxesha okugcinwa kunyeizikrufu ezibanjwayo ze-metricukutshintshwa.





















