(二〇一八年五月題目旋轉式雙輪電動輪椅設計ABSTRACTTHEPURPOSEOFTHISDESIGNISTODESIGNAKINDOFAUXILIARYMECHANISMTHATCANCLIMBSTAIRSINCOMMONAREASSOASTOULTIMATELYDESIGNAKINDOFCLIMBINGWHEELCHAIRROBOTWITHREASONABLEPRICESADVANCEDPERFMANCEECONOMYWEFIRSTMADEAB...
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