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An exact algorithmic method based on trigonometrical relations to predict the rock quality designati
[期刊论文] 作者：Siavash Sheikhizadeh,Hossein Jalalifar,,
来源：International Journal of Mining Science and Technology 年份：2013
In core logging, each joint set intersects borehole into some segments. In this research, it has been shown that length of the borehole segments created by each...
,Prediction of face advance rate and determination of the operation efficiency in retreat longwall m
[期刊论文] 作者：Sajjad Aghababaei,Hossein Jalalifar,Gholamreza Saeedi,
来源：国际煤炭科学技术学报（英文） 年份：2019
A new approach for prediction of face advance rete (FAR) prior to mining operation and determination of the operation efficiency after mining operation in retre...
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