青藏铁路路基粗颗粒填料动力特性和安定性行为研究
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Study on dynamic properties and shakedown behaviors of coarse-grained fillers in Qinghai-Tibet Railway subgrade
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图7. 冻结路基填料回弹模量变化 |
Fig.7. Resilient modulus of frozen subgrade fillers [7∶3-1∶1∶1 (a), -4 ℃-1∶1∶1 (b), -2 ℃-7∶3-1∶1∶1 (c)] |
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