1) rational drivage rate
合理掘进率
1.
Mine rational drivage rate is a very important role in banlancing coal cutting and driving.
合理掘进率对矿井采掘平衡具有重要的作用。
2) reasonable drivage
合理掘进
3) tunneling efficiency
掘进效率
1.
This optimization has brought about real increase in tunneling efficiency,thus solved the problem of tunneling in the unstable coal seam.
工程实践中取消了现有的小断面工钢支护,采用了大断面U型钢支护,真正实现掘进效率的提高,解决了豫西地区不稳定煤层巷道掘进的难题。
4) drivage ratio
掘进率
1.
Optimizing roadway arrangement way unceasingly,reducing the tunnel drivage ratio is an important task in the mine mining design process.
不断优化巷道布置方式,降低巷道掘进率,是矿井开采设计过程中的一项非常重要任务。
5) digging management
掘进管理
1.
Development and research of digging management imformation system;
掘进管理信息系统的开发与研究
6) roadway drivage ratio
巷道掘进率
补充资料：电导率(见电阻率)
电导率(见电阻率)
conductivity
d!日nd日O}已电导率(eonduetivity)见电阻率。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条