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1دورية أكاديمية
المصدر: Meikuang Anquan, Vol 51, Iss 6, Pp 138-141 (2020)
مصطلحات موضوعية: personnel positioning, well entry detection, low-frequency trigger, radio frequency distance control, biometric identification, actor model, Mining engineering. Metallurgy, TN1-997
وصف الملف: electronic resource