多年冻土工程地质制图的阶梯发展

张中琼, 林芳, 吴青柏, 张泽, 张鹏

Stepwise development of the engineering geological mapping in permafrost regions

Zhongqiong ZHANG, Fang LIN, Qingbai WU, Ze ZHANG, Peng ZHANG

图5 考虑和不考虑降水要素在青藏高原多年冻土计算中的差异

Fig.5 Area ratios of various permafrost and seasonal frozen soil on the Tibetan Plateau calculated in considering precipitation or not