从第三极到北极： 湖冰研究进展
汪关信1,2(
), 张廷军1,2(), 杨瑞敏1,2, 钟歆玥3, 李晓东1,2
), 张廷军1,2(), 杨瑞敏1,2, 钟歆玥3, 李晓东1,2
Lake ice changes in the Third Pole and the Arctic
Guanxin WANG1,2(), Tingjun ZHANG1,2(), Ruimin YANG1,2, Xinyue ZHONG3, Xiaodong LI1,2
), Tingjun ZHANG1,2(), Ruimin YANG1,2, Xinyue ZHONG3, Xiaodong LI1,2
图4. 湖冰厚度与累积气温变化曲线（a）及湖冰厚度与封冻期关系（b）， 累积气温为两个厚度观测时间段（5日）内的逐日累积平均气温
Fig.4. Relationships between lake ice thickness and cumulative temperature （a） and between lake ice thickness and ice cover duration （b）. Cumulative temperature refers to accumulation of daily mean temperature during two observation periods （5 days） of ice thickness
