Cargo Elevator
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Asynchronous Geared Traction Freight Elevator
Tianhongyi katundu elevator utenga otsogola latsopano microcomputer ankawongoleredwa pafupipafupi kutembenuka voteji liwiro regulation dongosolo, kuchokera ntchito mpaka mwatsatanetsatane, ndi chonyamulira abwino kwa kayendedwe ofukula katundu. Ma elevator onyamula katundu ali ndi njanji zinayi zolondolera ndi njanji zisanu ndi imodzi.