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المؤلفون: Bo Zhang, Mao Sheng, Hongkui Ge, Shouceng Tian
المصدر: International Journal of Rock Mechanics and Mining Sciences. 115:137-144
مصطلحات موضوعية: Frequency analysis, Acoustics, 0211 other engineering and technologies, Drilling, 02 engineering and technology, Geotechnical Engineering and Engineering Geology, Signal, Rate of penetration, law.invention, Acoustic emission, law, Frequency domain, Wideband, Geology, Acoustic attenuation, 021101 geological & geomatics engineering, 021102 mining & metallurgy