文章摘要信息 关键词 ： 煤样；破坏；应变局部化；表面电位场；分布 [gap=1081]Keywords : coal samples；failure；strain localization；surface potential field；distribution
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coal sample crusher 煤样破碎机
original coal sample 原始煤样
coal sample preparation 煤样制备 ; 煤质制样
coal sample as fired 入炉煤样
laboratorial coal sample 试验室煤样
coal sample division 煤样缩分
coal sample mixing 煤样混合
The adsorption time of coal sample has a positive correlation with gas content and fracture growth.
样品的吸附时间与煤层含气量及裂隙发育程度呈正相关关系。
Taking block coal as experimental coal sample, gas emission characteristics of block coal was tested and studied.
以大块煤为实验煤样，实验研究了大块煤瓦斯放散特性。
The testing research about enhancing permeability rate by hydraulic cutting seam on outsize coal sample is introduced.
介绍了特大煤样采用水力割缝提高瓦斯渗透率的实验研究。
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