COAL ENGINEERING ›› 2018, Vol. 50 ›› Issue (3): 164-168.doi: 10.11799/ce201803042

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Exploration and empirical study on "system cost" control of large coal mine

  

  • Received:2017-11-29 Revised:2018-02-01 Online:2018-03-20 Published:2018-04-26

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