sleeper effect
【建筑】轨枕重建设备（轨枕更替设备）
sleeper rebuilding device (sleeper replacing device)
暂无补充释义。
相关词条
sleeper
sleeper
dark sleeper
sleeper grip (sleeper clamp)
cotton flannelette self-help belt sleeper
prestressed concrete sleeper
wooden sleeper grating (wooden sleepers)