Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback. Pub Date: Jun Pages: 325 Language: Chinese in Publisher: Coal Industry Press main hoist machine operator main hoist operator National Occupational Standards based. respectively. introduces the beginner. intermediate. advanced main lift the requirements of the knowledge and skills of the machine operator. The contents include: mine hoist system. inspection and maintenance of the equipment and devices; main hoist operation. maintenance. safe operation. failure analysis and judgment a. N° de réf. du vendeur CB020816
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