1) abrasion dents on floor
底板冲坑
3) floor of gallery
矿坑底板
4) pilot tunnel floor
导坑底板
5) water bursting in pit floor
矿坑底板突水
1.
Research on a cusp catastrophic model of water bursting in pit floors;
矿坑底板突水的突变模型研究
6) scour hole
冲坑
1.
Cause analysis of scour hole in sediment flushing area and research on treatment measures;
葛洲坝大江电厂排沙底孔进水口门槽底坎区域冲坑成因分析及处理方法研究
补充资料：坑坑坎坎
1.坑坑洼洼，凹凸不平。
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