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METHOD OF FIGHTING GROUND SWELLING IN DEVELOPMENT WORKINGS IN PILLARLESS WORKING OF STRATA
METHOD OF FIGHTING GROUND SWELLING IN DEVELOPMENT WORKINGS IN PILLARLESS WORKING OF STRATA
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机译:地层无孔工作中开发工作中的地面膨胀应对方法
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摘要
the way to deal with пучением soil in preparatory workings in the бесцеликрвой development of reservoirs, including the drilling of a ahead of lava in the soil the stratum and explodium in зар дов bb.
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