摘要
本文以某矿2#采掘工作面的一水平北翼回风大巷的贯通为例,论述了井下巷道贯通的测量方案及误差预计。并针对预测误差提出了提高精度的措施。
This essay, through a level of a mine 2# mining working face of the north wing of the return airway, descript the measurement scheme of roadway underground and error prediction. According to the error, proposed some measures of the accuracy improvement.
出处
《内蒙古煤炭经济》
2015年第9期124-124,131,共2页
Inner Mongolia Coal Economy
关键词
巷道贯通
误差预计
精度提高
tunnel breaking through, error prediction, accuracy improvement.
