北部湾海岸现代风沙与海滩沙粒度特征对比
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司月君, 李保生, 李志文, 王丰年, 牛东风, 杜恕环
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A comparative analysis of grain size characteristics of modern aeolian sand and beach sand from the coast of Beibu Gulf in China
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Yuejun Si, Baosheng Li, Zhiwen Li, Fengnian Wang, Dongfeng Niu, Shuhuan Du
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表2 北部湾海岸风沙与海滩沙的粒度参数
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Table 2 The grain parameters of coastal aeolian sand and beach sand along the Beibu Gulf
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地点 | 类型 | Mz/Φ | σ/Φ | SK | Kg |
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范围 | 均值 | 范围 | 均值 | 范围 | 均值 | 范围 | 均值 |
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防城港 | 风沙 | 2.12~2.64 | 2.29 | 0.41~0.55 | 0.46 | -0.008~0.006 | 0.001 | 0.93~0.97 | 0.95 | 海滩沙 | 1.83~2.73 | 2.37 | 0.51~0.81 | 0.65 | -0.11~0.01 | -0.05 | 0.93~1.04 | 0.97 | 钦州 | 风沙 | 2.68~2.71 | 2.70 | 0.36~0.40 | 0.37 | -0.03~0.01 | -0.01 | 0.95~0.98 | 0.96 | 海滩沙 | 2.63~2.86 | 2.72 | 0.41~0.51 | 0.46 | -0.23~-0.01 | -0.05 | 0.96~1.41 | 1.04 | 北海 | 风沙 | 2.23~2.34 | 2.26 | 0.41~0.50 | 0.45 | 0.001~0.003 | 0.002 | 0.95~0.96 | 0.96 | 海滩沙 | 1.71~2.13 | 1.94 | 0.49~0.57 | 0.51 | -0.01~0.01 | 0.003 | 0.93~0.95 | 0.94 | 海南棋子湾 | 风沙 | 1.56~1.80 | 1.64 | 0.50~0.65 | 0.58 | -0.04~0.02 | 0.002 | 0.94~1.03 | 0.98 | 海滩沙 | 1.63~1.80 | 1.75 | 0.59~0.92 | 0.77 | 0.02~0.35 | 0.24 | 1.04~2.50 | 1.92 |
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