煤矿井下巷道的地震识别效果及分析 |
| 杨晓东, 张建强, 耿利强, 张学启, 程慧慧, 康苒 |
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Performance and analysis of seismic recognition in coal mine underground roadways |
| YANG Xiao-Dong, ZHANG Jian-Qiang, GENG Li-Qiang, ZHANG Xue-Qi, CHENG Hui-Hui, KANG Ran |
| 图3 正演时间剖面振幅和频谱特征 |
| Fig.3 Amplitude and spectral characteristics of forward time profile |
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