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ground pressure around shaft
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ground pressure around shaft
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地压
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ground pressure around shaft
竖井地压
开凿竖井时,竖井周围岩体内的应力平衡受到破坏,围岩出现变形、坍塌等地压现象,使维护井筒稳定性的支护体(如锚杆、喷射混凝土等)所受到的载荷与围岩中的应力。又称井壁压力。
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