COAL ENGINEERING ›› 2017, Vol. 49 ›› Issue (7): 84-86.doi: 10.11799/ce201707025

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Difficult Trouble And Routine Maintenance Of WK-35 Shovel

  

  • Received:2016-06-30 Revised:2016-08-25 Online:2017-07-09 Published:2017-07-26

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