短語詞組短語traction trafficability 牽引通過性trafficability test 機動性試驗trafficability map 通行程度圖trafficability performance 負荷業(yè)務量性能trafficability characteristic 通過性ford trafficability 涉渡能力trafficability station 通過性客站motor vehicle trafficability 汽車通過性 返回 trafficability