Failure characteristic and fracture evolution law of overburden of thick coal in fully mechanized sub-level caving mining
In mining process, the height of water flowing fractured zone is important significance to prevent mine of water and gas, in order to further research the failure characteristic of the overlying strata. Taking certain coal mine with 5.82 m mining height as the experimental face, by using the equipme...
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| 格式: | Article |
| 語言: | English |
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Penerbit Universiti Kebangsaan Malaysia
2017
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| 在線閱讀: | http://journalarticle.ukm.my/11670/1/04%20SM46%2011.pdf http://journalarticle.ukm.my/11670/ http://www.ukm.my/jsm/english_journals/vol46num11_2017/contentsVol46num11_2017.htm |
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