采掘机械(高等)李晓豁 - Tapa blanda

The colleges planning materials: mining machinery(Chinese Edition)

paperback. Condición: New. Paperback. Pub Date: 2011 09 Pages: 276 Language: Chinese in Publisher: Metallurgical Industry Press. Journal of planning materials: mining machinery system. comprehensive introduction to the physical and mechanical properties of coal and rock and tumble for coal mine Shearer. coal plow. continuous miner. auger shearer. hydraulic prop. hydraulic support. drilling equipment. loaders. boring machine. bolting units. such as coal mining machinery. support equipment. tunneling mechanical structure. Nº de ref. del artículo: CC026839

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