高密度电阻率法在雄安新区浅表古河道精细化探测中的应用研究
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苏永军, 曹占宁, 赵更新, 胡祥云, 范剑, 张竞, 范翠松, 黄忠峰
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Application of the high-density resistivity method in detailed exploration of superficial paleochannels in Xiong'an New Area
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SU Yong-Jun, CAO Zhan-Ning, ZHAO Geng-Xin, HU Xiang-Yun, FAN Jian, ZHANG Jing, FAN Cui-Song, HUANG Zhong-Feng
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表2 不同点距高密度电阻率法反演解释古河道上顶板、下底板和砂层厚度统计
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Table 2 Statistics of sand thickness of paleochannels,upper roof and lower floor by inversion interpretation of high-density resistivity method with different point spacings
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点距 | 指标/m | x/m | 均值/m | 1690 | 1710 | 1730 | 1750 | 1770 | 1790 | 1810 | 1830 | 1850 | 1870 | 1890 | 1910 | 1930 | 1 m | 上顶板标高 | 11.83 | 8.88 | 8.44 | 9.62 | 8.00 | 9.18 | | | | | | | | 9.33 | 下底板标高 | 1.80 | 2.39 | 5.05 | 0.92 | 0.92 | 0.18 | | | | | | | | 1.88 | 砂层厚度 | 10.03 | 6.49 | 3.39 | 8.70 | 7.08 | 9.00 | | | | | | | | 7.45 | 2.5 m | 上顶板标高 | 11.25 | 8.10 | 8.29 | 9.68 | 8.49 | 8.89 | 6.91 | 8.69 | 9.28 | 8.49 | 11.45 | 11.25 | 10.27 | 9.31 | 下底板标高 | 4.74 | 2.17 | 6.71 | 2.37 | -1.18 | -1.58 | -5.92 | 0.40 | 3.56 | -2.37 | 4.15 | 3.75 | 7.50 | 1.87 | 砂层厚度 | 6.51 | 5.92 | 1.58 | 7.30 | 9.67 | 10.46 | 12.83 | 8.29 | 5.72 | 10.86 | 7.30 | 7.50 | 2.76 | 7.44 | 5 m | 上顶板标高 | 10.43 | 7.28 | 5.51 | 9.64 | 6.49 | 4.52 | 7.87 | 8.66 | 7.67 | | | | | 7.56 | 下底板标高 | 4.13 | 2.15 | 1.17 | -2.38 | -1.59 | -3.36 | -6.12 | -3.56 | 1.37 | | | | | -0.91 | 砂层厚度 | 6.31 | 5.12 | 4.34 | 12.02 | 8.08 | 7.88 | 13.99 | 12.22 | 6.31 | | | | | 8.47 | 10 m | 上顶板标高 | 9.05 | 3.84 | 9.67 | 7.38 | 6.55 | 5.51 | 2.80 | 6.34 | 4.46 | 4.67 | 6.34 | | | 6.06 | 下底板标高 | 1.97 | 1.97 | -1.57 | -4.07 | -4.07 | -6.78 | 0.72 | -3.03 | -1.57 | -3.45 | -0.95 | | | -1.90 | 砂层厚度 | 7.08 | 1.87 | 11.24 | 11.45 | 10.62 | 12.29 | 2.08 | 9.37 | 6.04 | 8.12 | 7.29 | | | 7.95 |
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