长江上游沱沱河源区多年冻土发育特征
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Characteristics of permafrost in Tuotuo River source area of upper Yangtze River
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图4. 研究区温泉分布和实拍照片:研究区温泉分布(a);WQ1小型温泉(b);WQ2大型温泉(c)(拍摄时间2020年11月7日) |
Fig. 4. Distribution and photos of hot springs in the study area: distribution of hot springs in the study area (a); photos of WQ1 small hot spring (b) and WQ2 large hot spring (c) (photographing time: November 7, 2020) |
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