基于正交试验的细尾砂—分级尾砂充填体强度研究
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黄仁东,李哲
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Study on the Strength of Fine Tailings-graded Tailings Packing Body Based on Orthogonal Test
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Rendong HUANG,Zhe LI
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表7 方差分析结果
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Table 7 Results of variance analysis
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方差来源 | 因素 | 偏差平方和 | 自由度 | 方差 | F值 | 显著水平 |
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3 d抗压强度 | A | 1.41 | 4 | 0.35 | 14.96 | B>A>C>D | B | 3.16 | 4 | 0.79 | 33.48 | C | 0.29 | 4 | 0.07 | 3.07 | D | 0.07 | 4 | 0.02 | 0.70 | 7 d抗压强度 | A | 4.57 | 4 | 1.14 | 6.57 | B>A>C>D | B | 13.51 | 4 | 3.38 | 19.30 | C | 2.24 | 4 | 0.56 | 3.10 | D | 0.48 | 4 | 0.12 | 0.80 | 28 d抗压强度 | A | 33.42 | 4 | 8.36 | 13.13 | B>A>C>D | B | 62.41 | 4 | 15.60 | 24.51 | C | 4.24 | 4 | 1.06 | 1.66 | D | 0.97 | 4 | 0.24 | 0.38 | 扩散度 | A | 413.79 | 4 | 103.45 | 11.81 | D>C>A>B | B | 283.94 | 4 | 70.98 | 8.11 | C | 459.40 | 4 | 114.85 | 13.11 | D | 1 286.59 | 4 | 321.65 | 36.73 |
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