Paperback. Pub 2004 07 277 Chinese Coal Industry Press. the National Coal Mine Safety Technology Training Universal Signal hook workers a systematic introduction to the principles and laws and regulations of coal mine production safety. coal mine production technology. mine ventilation and disaster prevention. the downhole electrical safety. signal hook workers safe operation of the contents. Published by the Coal Industry Press.
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Vendeur : liu xing, Nanjing, JS, Chine
paperback. Etat : New. Paperback. Pub Date: 2007 Pages: 231 Language: Chinese in Publisher: Coal Industry Press winch operator signal to hook work The main contents include: coal mine production safety guidelines and legal regulations. mine ventilation. disaster prevention and disaster prevention in Ambulance knowledge. mine hoist transport and electricity safety knowledge. winch electrical equipment and electronic control systems. the winch structure and safety devices. the winch the security operation. signal to . N° de réf. du vendeur CC071600
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