摘要
乡镇煤矿通过对矿井巷道机械化掘进及支护的改进,提高了掘进的速度,缓解矿井接续紧张,提高装备水平。
Through the improvement of the support and the heading with the help of machinery in the mine sites, the speed of heading is increased and makes if natural to continue the work of heading, thus improving the condition of the equipment in the coal mines.
出处
《黑龙江科技信息》
2007年第07X期35-35,共1页
Heilongjiang Science and Technology Information
关键词
掘进机
掘进工艺
工程管理
Heading
Road headers
technology
Administration of the project
