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Effect of ventilation ratio on concentration of gas
Author(s): 
Pages: 12-13
Year: Issue:  2
Journal: HEBEI COAL

Keyword:  局扇通风漏风率瓦斯浓度;
Abstract: 介绍了长距离掘进煤巷局扇压入通风时,巷道内任一断面的瓦斯浓度与该断面至风机出风口处风筒漏风率的关系.
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