highway maintenance

英 美
  • 公路养护
  • highway n.公路;(水陆空)直接航线或路线
  • maintenance n.维修;维护;保持;生活费用;抚养费
    1. Highway maintenance is performed under the system which integrates professional maintenance with maintenance performed by civilian workers.
      第十七条公路养护实行专业养护与民工建勤养护相结合的制度。