A.結(jié)構(gòu)復(fù)雜 B.索系簡(jiǎn)單 C.不能增力 D.不用止動(dòng)器
A.Engineering Ropeway B.Cable and Rigging C.Cableway Yarders D.Carriages and Affiliated Equipments of Cableway
A.斜交 B.平行 C.斜交、平行相間 D.不斜交也不平行