甘肃昌马北干渠混凝土衬砌渠段冻害的初步分析

罗宇生

Preliminary Analyses on the Frost Damage of Northern Main Canal with Concrete Lining in Changma Irrigation Region, Gansu

Luo Yushen

冰川冻土 . 1986, (3): 313 -318 . DOI: 10.7522/j.issn.1000-0240.1986.0045