【建筑】齿轨铁路【建筑】齿轨铁道

摘要根据某铁路山岭单线隧道拱圈衬砌裂缝病害整治施工实例，简单介绍了病害成因、整治技术及施工注意事项。

rack

rack one's brains

storage rack

single side rack

ski rack

plate storage rack

rack-and-pinion gearing

rack feeder