loose overburden 中文意思是什麼
loose overburden
解釋
鬆散復蓋層- loose : adj （looser loosest）1 松的，寬的，鬆散的。 a cloth of loose texture 稀鬆（不緊實的）織物。 loos...
- overburden : vt 裝載過多，使負擔過度，使過勞；壓垂。 trees overburdened with fruit 果子結得過多的樹。n 1 過重...
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Based on its special geological and mining conditions of qidong colliery, the cause of water bursting of loose aquifer in the 4th lineage in 7 ( subscript 1 ) 14 full - mechanized mining face of the first mining area was analyzed and technology method of preventing the 4th loose aquifer was discussed according to the occurrence characteristics of loose aquifer and damage characteristics of overburden rock in 7 ( subscript 1 ) coal seam
摘要根據祁東煤礦特殊的地質采礦條件，結合鬆散含水層賦存特徵及7 （下標1 ）煤層覆巖破壞特點，分析了一采區7 （下標1 ） 14綜采工作面第四系鬆散含水層出水的原因，探討了防治四含水的技術途徑。 -
Study of surface movement character caused by mining under very thick loose overburden
巨厚鬆散層下開采地表移動特徵研究
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