文章摘要信息 关键词 ： 湿度效应；膨胀岩；流变；蠕变；卸载；多轴蠕变 [gap=1031]Keywords : humidity effect；expansion rock；rheological；creep；unloading；mul-tiaxial creep
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expansion shell rock bolt 胀壳式张拉锚杆
expansion type rock bolt [矿业] [建] 涨壳式锚杆
high-expansion wall rock 强膨胀性围岩
expansion of rock fissure 岩石裂纹扩展
Underground tunnel support of soft expansion rock is a main difficulty in mine construction currently.
松软臌胀岩层的井下巷道支护是目前矿山建设中的一个主要难点。
This expansion is due to the presence of two to six percent combined water in the crude perlite rock.
这种膨胀的原因之一是存在的五点五十八百分之结合水原油珍珠岩岩石。
Adding appropriate additive to the calcium Oxide sintered in the high temperature, and controlling the process of hydration will make the expansion fully exert to the fragmentation of rock.
通过向高温死烧过的氧化钙中加入合适的添加剂，对水化过程进行控制，将膨胀能充分利用到介质破碎中。
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