布孔 meaning in English
boucon
hole siting
Examples
- Reducing operation period of exposing coal seams in a crosscut by non - uniform hole layout
非均匀布孔缩短石门揭煤工期 - Research on rationally arranging position of horizontal boreholes in roof rock stratum
顶板岩层水平长钻孔合理布孔层位的研究 - Optimization of cutting holes layout for the blasting of roadway excavation at a certain metal mine
某金属矿巷道掘进爆破的掏槽孔布孔优化 - Industrial screens - woven wire cloth , perforated plate and electroformed sheet - designation and nominal sizes of openings iso 2194 : 1991
工业用网筛.编制的金属网布孔板和电化成形薄板.标 - In addition the construction method and holes arrangement of milliseconds differential blasting technology were design
分析了微差爆破技术的施工方法和布孔，并对微差爆破的时间间隔、用药量等参数进行了计算。