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[期刊论文] 作者：LIU Cheng-lun,XU Long-jun,XIAN Xue-fu,
来源：煤炭学报（英文版） 年份：2006
In the light of fractal geometry theory, the characteristics of coal\'s electric parameters (including dielectric constant, alternating conductivity, dielectric loss angle tangent and electric polarization constant) were studied by using li......
Cranny density parameters and porosity measured by elastic wave method in quasi-isotropic cranny roc
[期刊论文] 作者：WANG Hong-tu,JIA Jian-qing,LI Xiao-hong,XIAN Xue-fu,HU Guo-zhong,
来源：中南工业大学学报（英文版） 年份：2006
According to the characteristic of elastic waves propagation in medium and the application of elastic waves method in rock mass engineering, the cranny mass wit...
[会议论文] 作者：GUO Chen-ye,郭臣业,XIAN Xue-fu,鲜学福,YAO Wei-jing,姚伟静,GU Da-sheng,谷达圣,WANG Chen,王臣,
来源：2009全国土木工程博士生学术论坛 年份：2009
受采矿工程的影响，煤岩体的应力状态将发生改变，从而引起原岩地应力场发生变化，并产生新的破裂失稳区，破裂失稳区产生过程中伴随着声发射现象.为了准确预测煤巷掘进头推进过......
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