Language:Chinese.No Binding.publisher:China mine big Pub. Date :2008-06-01 version 1.description:Pages Number: 276 Publisher: China Coal Mine Pub. Date :2008-06-01 version 1. This book is the national coal mine safety training for small and medium textbooks. one focuses on a coal mine safety laws and regulations. basic knowledge of coal producti
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Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback. Pub Date: June 2008 Language: Chinese Publisher: China University of Mining and Technology Press. small and medium-sized coal mine safety training uniform textbooks: mine change (with) electrician for small and medium-sized coal mine safety training textbooks for one of the main about coal mine production safety laws and regulations. coal mine production of basic knowledge. mine ventilation and disaster prevention. the coal mine electrical safety technology basics. operation and ma. N° de réf. du vendeur CC053443
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