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RT @FrontEarthSci: New Research: Composition and Characteristics of Rock Vibration Generated in Blasting Excavation of Deep Tunnels: During…
RT @FrontEarthSci: New Research: Composition and Characteristics of Rock Vibration Generated in Blasting Excavation of Deep Tunnels: During…
New Research: Composition and Characteristics of Rock Vibration Generated in Blasting Excavation of Deep Tunnels: During blasting excavation in deep rock masses, the in situ stress initially exerted on blast-created free surfaces is rapidly… https://t.co/t