Keywords: Coal and rock of stope
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Journal Articles
World Journal of Engineering (2017) 14 (3): 200–207.
Published: 12 June 2017
.... Acoustic emission Coal and rock of stope Failure mechanism Mechanical behavior Through rock strength test under the two kinds of pressure conditions, we can easily draw the strength envelope line of rock. Taking ((σ1 + σ3)/2, 0) as the center, the Mohr circle of two specimens can...

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