The kukumba njira ya excavator

Mkubwela kwa nthawi yamakina, patsamba lililonse ndife zida zodziwika bwino ndi zokumba, Chifukwa chakuchita bwino kwambiri komanso magwiridwe antchito ambiri, chakhala chida chomwe chimakondedwa pamachitidwe ambiri.Ndiye kodi wokumbayo ali ndi luso lotani pokumba nthaka?

Pokumba dziko lapansi, pali luso, lomwe nthawi zambiri limakhala ndi silinda ya ndowa ngati yayikulu, yokhala ndi silinda yamanja yosunthika ngati chowonjezera, mbali ya dzino la ndowa iyenera kusinthidwa malinga ndi njira ya ndodo ya ndowa.Dzino la ndowa lilowe m'nthaka ngati masamba odula mpeni m'malo mogunda m'nthaka.

Ngati ili m'mphepete mwa dothi, ndipo nthaka ndi yolimba, ndi bwino kugwiritsa ntchito mano awiri kapena atatu okha kudula nthaka, ndikukumba. ayenera kukhala odzaza, kwezani chidebecho, yesetsani kuyimitsa mayendedwe ena onse, kusuntha kokwanira kamodzi kokha, kuti liwiro la kugwedezeka likhale lachangu kwambiri. sichipangitsa nthaka kugwa kumbuyo kwa ndowa, ndipo ndowa imatseguka mofulumira pamene dothi likutsitsa.

Kuchokera apa tikutha kuona kuti wofukula bwino amafunikanso kukhala ndi luso logwira ntchito.Kupyolera mu mfundo zosiyanasiyana za chidziwitso ndi luso lazochitikira, tikhoza kugwiritsa ntchito bwino chofufutira kuti timalize ntchitoyi.