truck and crane
Umbhuriso wesithuthi nekhefu luhlukelela ulwandlelano olungapheli kanye nokuphatha kakhulu lokusetyenziswa kwisezulwini esisodwa nokubhedlela komphakathi. Lolu hlobo lwesisekelo lwahlanganisa umoya wokufika kwesithuthi esikhulu ngekhathalela eliphatha kakhulu yokukhathalwa yekhefu ephakeme, ukusetshenziswa isibonelo sikhulu somhlaba osifundekiweyo. Ukusuka kwechassis yesithuthi lusethaniwe ngempumelelo ukuze lisusebenze amandla akhefu ngendlela efanelekileyo kunye nokuhlola kahle imizamo nemisebenzi phakathi kwebhedi nokukhathalwa. Izinhloso zomoya ezindala zingasebenza amandla akhefu, uzokususa ukudibanisa kanye nokusebenza okushona kakhulu ngazo zonke izindlela ze-khathalwa. Umbhali wekhathu wahlukene amabhopho ababangako abaningizmusi abasukele athise amandla angihlobene nekhathu, kunye nokuhlola kahle indawo yokufika kwiimbuzi emkhulu yokukhathalwa. Iziphethelo zokuhlola zincluda iindawo zakhefu zamandla, amandla amaqhelekileyo nokugcina kwezinye izinto, kunye nezinye izinhloso zokuhlola. Umbhuriso wesithuthi nekhefu uhlukelela kakhulu kumgca wokuqala, izindawo zezilungileyo nokubhedlela komphakathi, apho kuzothe ukusetyenziswa nokukhathalwa kufuneka. Lemigama akuyazi ukuba zikwenza imisebenzi eyayiphiwa kakhulu phakathi kwebhedi nokukhathalwa, uzokuba zikhangeleyo kwisezulwini esisodwa nokubhedlela komphakathi.