“field observation of frozen soil depth”的概念、定义、翻译、参考文献-科学参考

单词	field observation of frozen soil depth
释义	field observation of frozen soil depth Encyclopedia 农学农田冻土深度观测释 field observation of frozen soil depth农田冻土深度观测对农田土壤冻结时间、冻结层次及其上、下限深度与冻结程度的观察与测量活动。
随便看	He Fengsheng Hefeng Xian Hefner candle Hefner lamp he Fourth Estate hegang coalfield Hegang Museum Hegang National Forest Park Hegang Shi He Ganzhi He Garden Hegemone hegemonic stability theory hegemonism Hegemony of Dollar hegemony state Heggie's law He Gongchao HEGRA hegu Heguang He Guangyuan He Guishan Heguotenggenpi He Guowei

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