EFFECT OF SUB-COAL STRATA ON COAL PILLAR STABILITY.

被引：0
|
作者：
Jeremic, M.L.
机构：
来源：
Coal miner Vancouver | 1981年 / 6卷 / 01期
关键词：
Compendex;
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摘要：
COAL MINES AND MINING
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页码：39 / 46
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