Items related to 近距离煤层无墙...
Synopsis
Language:Chinese.SoftCover.Pub Date:2016-10-01.publisher:China Mining University Press.description:Paperback. Pub Date: 2016-10-01 Pages: 212 Language: Chinese Publisher: China Mining University Press close seam-free wall for Gob theory and key technology based on application of the results at home and abroad for Gob technology . to close coal s
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No wall close seam along goaf theory and key technologies(Chinese Edition)
Published by
China Mining University Press, 2016
ISBN 10: 7564632917
ISBN 13: 9787564632915
New
paperback
Seller: liu xing, Nanjing, JS, China
Seller rating 5 out of 5 stars
paperback. Condition: New. Paperback. Pub Date: 2016-10-01 Pages: 212 Language: Chinese Publisher: China Mining University Press close seam-free wall for Gob theory and key technology based on application of the results at home and abroad for Gob technology . to close coal seams no wall space left along the lane to carry out research new technology scientific research. to close open seam along goaf . Seller Inventory # NO057973