Through the field monitoring of blasting seismic wave and using the blasting shock damage criterion,the causes for the block-dropping in the adit were analyzed and the allowable peak particle vibration velocity for the adit was given.
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美
- 通過(guò)現場(chǎng)爆破地震波的監測,結合爆破震動(dòng)破壞判據,分析了平硐產(chǎn)生落塊的原因,給出了平硐的允許峰值質(zhì)點(diǎn)振動(dòng)速度的建議值。
