The experience of water danger reclamation in synclinal axis illustrating at T312 working face is introduced.
介绍了T312工作面向斜轴
水患治理的经验。
况;The experience of water danger reclamation in synclinal axis illustrating at T312 working face is introduced.
介绍了T312工作面向斜轴水患治理的经验。
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