巷道支护 meaning in Chinese
roadway support br>
Examples
- Support technology of soft rock roadway with large section
大断面软岩巷道支护技术 - Roadway support at nearby seams in wangcun mine
王村矿近距煤层巷道支护分析 - A discussion on support classification of preparatory workings
采准巷道支护分级的探讨 - Supporting technology practice of soft coal and rock roadway
松软煤岩巷道支护技术实践 - Preparation roadway support technique in extremely soft seam
极软煤准备巷道支护技术研究