巴丹吉林沙漠沙山区径流与地下水补给条件
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马延东, 赵景波, 罗小庆, 邵天杰, 岳大鹏, 周旗
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Runoff and groundwater recharge conditions in the megadune area of Badain Jaran Desert
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Yandong MA, Jingbo ZHAO, Xiaoqing LUO, Tianjie SHAO, Dapeng YUE, Qi ZHOU
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表4 呼和吉林湖西沙山沉积物中粗粒层与细粒层粒度参数 |
Tab. 4 Grain size parameters of coarse layer and fine layer in sediments in western megadune of Huhejaran Lake |
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钻孔 剖面 | 粒度参数 | 样品 数量 | 粗粒层 | 样品 数量 | 细粒层 | 范围 | | 平均 | 范围 | 平均 | a | 粒径(mm) | 18 | 1.996~2.160 | 2.060 | 9 | 1.719~1.987 | 1.924 | 标准偏差 | 0.403~0.539 | 0.456 | 0.411~0.510 | 0.453 | 偏度 | -0.008~0.004 | -0.003 | -0.008~0.006 | 0.002 | 峰度 | 0.939~0.963 | 0.953 | 0.946~0.966 | 0.957 | b | 粒径(mm) | 17 | 2.000~2.168 | 2.068 | 10 | 1.614~1.985 | 1.897 | 标准偏差 | 0.047~0.536 | 0.456 | 0.437~0.557 | 0.494 | 偏度 | -0.008~0.003 | -0.001 | -0.009~0.004 | -0.002 | 峰度 | 0.939~0.962 | 0.952 | 0.935~0.958 | 0.948 | c | 粒径(mm) | 10 | 1.997~2.050 | 2.030 | 17 | 1.685~1.984 | 1.895 | 标准偏差 | 0.406~0.675 | 0.479 | 0.408~0.826 | 0.489 | 偏度 | -0.027~0.003 | -0.005 | -0.051~0.005 | -0.004 | 峰度 | 0.930~0.962 | 0.951 | 0.921~0.965 | 0.951 | d | 粒径(mm) | 10 | 1.998~2.115 | 2.032 | 17 | 1.638~1.981 | 1.861 | 标准偏差 | 0.408~0.539 | 0.464 | 0.408~0.897 | 0.548 | 偏度 | -0.013~0.002 | -0.001 | -0.081~0.004 | -0.012 | 峰度 | 0.941~0.962 | 0.953 | 0.893~0.963 | 0.947 |
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