non-blasting excavation 非爆破开挖
smooth blasting excavation 光面爆破开挖
blasting excavation method 爆破开挖方法
blasting excavation sequence 爆破开挖程序
presplitting blasting excavation 预裂爆破开挖
options of blasting excavation 爆破开挖方法
sequence of blasting excavation 爆破开挖程序
These diversion tunnels are near each other with clear distance between tunnel walls of 30~40m only and having large excavated section as well as severe interference of blasting excavation, so the safety become a major issue.
3条导流洞相距较近,洞壁之间净距离仅30～40m,且开挖断面大,爆破开挖干扰大,安全问题突出。
参考来源 - 爆破振动对相邻洞室影响的现场试验研究和数值分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The rock damage induced by blasting excavation is an important influence factor to rock stability.
爆破开挖导致的围岩损伤是围岩稳定性的重要影响因素。
Stabilization problem of rock slope during blasting excavation is an important problem to deal with.
岩质边坡在爆破开挖过程中的稳定问题是一个亟待解决的重要问题。
How to lower the blasted Boulder yield is an important problem in rock's blasting excavation and ore's drilling blasting.
降低爆破大块率是岩石爆破开挖和矿岩凿岩爆破中的一个重要课题。
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