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