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zhongwei7788:学习了[表情] (2012-04-12 15:28) ic|>JX$G
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laotumu: 此种情况比较复杂。要根据地质和边坡开挖情况,先作三种估算,即: "Kz=ZC 1,开挖范围较广,破裂面可能发生在后填料内,内摩擦角取后填料的值; MX?K3=j @> 2,破裂面沿开挖面与填料接触面发生,即有限范围填土,内摩擦角取此接触面的值; }06 3, .. (2012-03-06 16:47) #s1O(rLRl
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