We often arrange linear charge in design of directional blasting.When it was confined by landform and geology or has special demand,laying sub-concentrated charge can also obtain good blasting effect.
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美
- 在定向爆破设计中,经常布置条形药包,当受地形、地质条件限制,或由于特殊要求时,布置分集药包也会取得良好的爆破效果。