冻结硫酸钠粉质黏土强度与本构模型研究
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万旭升, 颜梦宇, 路建国, 晏忠瑞, 刘凤云
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Strength and constitutive model of frozen sodium sulfate silty clay
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Xusheng WAN, Mengyu YAN, Jianguo LU, Zhongrui YAN, Fengyun LIU
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表4 负温试样切线模量计算值
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Table 4 Tangential modulus of negative temperature sample
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| 冻结温度/℃ | 含盐量/% | （σ1-σ3）/MPa | ε1 | E/MPa |
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| -2 | 0.00 | 2.6192 | 1% | 261.918 | | -2 | 0.50 | 2.4233 | 1% | 242.331 | | -2 | 1.00 | 2.2798 | 1% | 227.984 | | -2 | 2.00 | 2.6450 | 1% | 264.497 | | -2 | 3.00 | 2.2320 | 1% | 223.201 | | -6 | 0.00 | 4.8198 | 1% | 481.982 | | -6 | 0.50 | 4.3152 | 1% | 431.518 | | -6 | 1.00 | 3.6682 | 1% | 366.821 | | -6 | 2.00 | 3.8452 | 1% | 384.519 | | -6 | 3.00 | 3.4942 | 1% | 349.418 | | -10 | 0.00 | 5.0424 | 1% | 504.241 | | -10 | 0.50 | 4.8544 | 1% | 485.436 | | -10 | 1.00 | 5.0410 | 1% | 504.100 | | -10 | 2.00 | 5.1387 | 1% | 513.865 | | -10 | 3.00 | 4.9188 | 1% | 491.876 |
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