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Research and application of high-efficiency technology of retaining roadway along goaf with concrete-filled steel tube piers(Chinese Edition)
ISBN 10: 7502083715
ISBN 13: 9787502083717
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Anbieter: liu xing, Nanjing, JS, China
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paperback. Zustand: New. Paperback. Pub Date: 2020-11-01 Language: Chinese Publisher: Emergency Management Press Research and Application of High-efficiency Roadway Retaining Technology for Concrete Filled Steel Tubular Pillars along Goafs based on the current status of coal-pillar-free mining technology and the use of concrete-filled steel tubular members in underground coal mines Based on the application research. a new type of high-efficiency technology for retaining roadways along goafs with concrete-filled steel. Bestandsnummer des Verkäufers NS056024
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