单项选择题
A.Engineering Ropeway B.Cable and Rigging C.Cableway Yarders D.Carriages and Affiliated Equipments of Cableway
A.YJ3型绞盘机 B.QJ-11轻型绞盘机 C.SJ-23型绞盘机 D.闽林821型绞盘机
A.8~10° B.10~25° C.8~25° D.8°以下