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1دورية أكاديمية
المؤلفون: CUI Zhifang, NIU Jianfeng
المصدر: Gong-kuang zidonghua, Vol 45, Iss 3, Pp 99-102 (2019)
مصطلحات موضوعية: coal mining, fully-mechanized top coal caving working face, hydraulic support, electro-hydraulic control system of hydraulic support, automatic coal caving, memory coal caving, coal caving quantity control, Mining engineering. Metallurgy, TN1-997
وصف الملف: electronic resource
Relation: https://doaj.org/toc/1671-251X