...键层运动对覆岩及地表移动影响的研究 - 造价员网 关键词: 关键层;岩层与地表移动;耦合关系 [gap=742]Key words:key stratum;strata movement and subsidence;coupl ing relation between soil and key stratum ..
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... key sample 知标本 key stratum 标准层 key to interpretation of vegetation 植被类型判读检隧 ...
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roof key stratum 顶板关键层
key-stratum 关键层破断
main key stratum 主关键层
key stratum team 关键层组探讨
primary key stratum 覆岩主关键层
judging key stratum 关键层判别
combined key stratum 组合关键层
key stratum pressure 主关键层来压
Theory of key stratum in ground control.
岩层控制的关键层理论。
The idea of key stratum pressure is put forward, and the ground pressure is mainly influenced by the breakage of key.
提出主关键层来压的新概念,指出回采工作面矿压显现程度主要受主关键层破断的影响。
The idea of key stratum pressure is put forward, and the ground pressure is mainly influenced by the breakage of key stratum.
提出主关键层来压的新概念,指出回采工作面矿压显现程度主要受主关键层破断的影响。
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