大兴安岭北坡道路设计及病害整治

大兴安岭北坡道路设计及病害整治

罗位全

Road Design and Renovation Disease of North Slops in Da Hinggan Ling

冰川冻土 . 1993, (2): 383 -386 . DOI: 10.7522/j.issn.1000-0240.1993.0067