1) shallow holes and small error controlled blasting in step
微差浅眼台阶控制爆破
2) millisecond controlled blasting
微差控制爆破
3) controlled blasting of double-parallel bench
双台阶并段控制爆破
4) deep-hole bench loosening control blasting
深孔台阶松动控制爆破
1.
Under the condition of complicated environment interference, using micro-difference fixed interval blasting net, deep-hole bench loosening control blasting is carried out in the mountain at the section from K18+600 to K18+645 of Beijing to Chengde Expressway.
在环境干扰大的情况下,运用孔内外等间隔微差起爆控制网络,对(北)京承(德)公路冀京界至承德市段5标段K18+600～K18+645山体实施深孔台阶松动控制爆破。
5) short delay blasting of shorthole
浅孔微差爆破
6) Discussing into Millisecond Blasting
微差爆破浅析
补充资料：浅微
1.微薄，不深厚。
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