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[期刊论文] 作者：CHENG Jian-yuan TANG Hong-wei,
来源：煤炭学报：英文版 年份：2009
The velocity of an over-burst coal seam is about 1/3 compared to a normal coalseam based on laboratory test results.This can be considered as a basis to co...
[期刊论文] 作者：CHENG Jian-yuan,TANG Hong-wei,XU Lin,LI Yan-fang,
来源：煤炭学报（英文版） 年份：2009
The velocity of an over-burst coal seam is about 1/3 compared to a normal coal seam based on laboratory test results. This can be considered as a basis to confirm the area of coal and gas burst by seismic exploration technique. Similarly, t......
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