overburden mining的例句大全

Experiment study on overburden movement law around hydraulic jet coal mining face with three-dimensional simulation

水采采场上覆岩层运动规律的三维相似模拟试验研究

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Analysis on Ground Subsidence Control Mining Plan with Grouting in Overburden Separated Strata above Coal Pillar Under Railway Line in Tangshan Mine

唐山矿铁路煤柱覆岩离层注浆减沉开采方案分析

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With safety and reliability, the new mode sustains steep slope mining, increases the angle of ultimate slope, and reduces 3%~ 5% of noneffective overburden amount.

新模型有效支持了陡帮开采，增大了边坡最终边坡角，减少无效剥离土石量3%～5%；

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The problem of overburden ratio during drawing up the exploration geological report of opencut mining deposit

多媒体开采初探露采矿床勘探地质报告编制中的剥采比问题

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Study on Debris Flow Forming Reasons in Overburden Layer During Transition Mining from Open Pit Mine to Underground Mine The oil workers drilled down another 10 feet to find oil.

露天转地下开采覆盖层形成泥石流原因的研究在地下打洞石油工人为了开采石油又往下钻了10英尺。

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Reliability of dragline stripping and semi-continuous mining coal system under the thick overburden

厚覆盖层下拉斗铲剥离与半连续采煤系统的可靠性

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study on the mining method with lofty roof and floor under shallow overburden condition research of horizontal well technology used in shallow least permeable aquifer groundwater extraction

浅埋深松软顶底板褐煤层开采方法的研究浅层低渗透性含水层水平盲井开采技术研究初探

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after the coal mining operation completed, the overburden strata would form a regenerated roof with certain water isolated capacity.

煤层开采后其覆岩可形成具有一定隔水能力的再生顶板；

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These mechanics parameters were the base of dynamic simulation of mining overburden.

反演得到的力学参数是覆岩移动动态模拟的基础数据.

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The collapse of overburden layer and land surface due to underground mining is one kind of environmental hazards induced by human being.

采矿区覆岩及地表塌陷是涉及全球性人为环境灾害之一。

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Through theoretical analysis and laboratory tests the main conclusions of research is as followed: It is effective to implement back filling technique in caving zone and breaking zone, control overburden rock mining subsidence, eliminate surface subsidence and protect the safety of the surface buildings.

通过理论分析和实验室试验，得出：实施垮落带和裂隙带注充技术可有效的控制覆岩采动下沉，消除地表沉降，保护地表建筑物、构筑物的安全。

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