Wopangidwa ndi zitsulo zapamwamba kwambiri, mkono wa ngalandewu umapangidwa kuti uzitha kupirira zovuta komanso kuti ukhale wokhalitsa.Mapangidwe a mkono wa ngalandeyo ndi asayansi ndi omveka, ndipo amatha kugwira ntchito bwino ngakhale pamalo opapatiza a ngalandeyo, ndi kusuntha kosayerekezeka ndi kusinthasintha.
Hyundai 350 excavator okonzeka kaiyuanzhichuang ngalande Arm
Kuyambitsa chofukula cha Hyundai 350, chosintha masewera pamakampani omanga ngalande.Chofukula chodabwitsachi chili ndi KaiyuanZhichuang Tunnel Boom, ukadaulo wotsogola wotseguka womwe ukusintha magwiridwe antchito.Wopangidwa kuchokera ku mbale zazitsulo zapamwamba kwambiri, chofufutiracho chimakhala ndi makina opangidwa bwino ndipo amapangidwa kuti azigwira ntchito m'madera ovuta kwambiri omangamanga, zomwe zimapangitsa kuti zikhale chisankho chomaliza pa ntchito zopangira tunnel.Ndi chofukula cha Hyundai 350, mutha kuyembekezera kuchita bwino kosayerekezeka, magwiridwe antchito osayerekezeka ndi kumaliza ntchito zama tunnel mwachangu.