roadbed meaning in English
短语和例子
1.(铁路)路基，路床。
2.铺路材料[碎石，沙子]。
3.供车辆行驶的路面部分；行车道。
Examples
- The earthquake made the roadbed cave in .
地震后路基沉陷了。 - Prevention of main roadbed fault in heilongjiang province
浅谈路基冻胀与翻浆的防治 - Monolithic roadbed track maintenance in tunnel
隧道内整体道床线路的养护办法 - Construction and protection technique for wind - sand railway roadbed
煤矸石路基施工一例 - Study on utilization of waste as roadbed materials
矿产废料煤矸石作为路基填料的试验研究