The paper introduced the installation of the node information table and the high density layout of the fixed nodes in the heading roadway of the underground mine.
说明了节点信息表的设置和井下掘进巷道中固定节点的高密度布局；
The paper introduced the installation of the node information table and the high density layout of the fixed nodes in the heading roadway of the underground mine.
说明了节点信息表的设置和井下掘进巷道中固定节点的高密度布局；
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