东港灌区苯板保温渠道衬砌抗冻胀试验研究
张欣 宗兆博 宋立元 臧志刚 富天生
东港灌区苯板保温渠道衬砌抗冻胀试验研究
Anti-frost Heaving Test for Lining Channel of Polystyrene Board Insulation in Donggang Irrigation
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