基本解释[机械工程]外闸带词组短语短语contracting -band break 被动轮鼓external contracting brake band 外闸带contracting band clutch 缩带离合器external contracting band 外收缩制动带contracting band brake 外带式制动机;外带式制动器contracting band更多词组专业释义机械工程外闸带