9787502030896 - winch operator signal the hook work(chinese edition) di liu guang rong (1 risultati)
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Da: liu xing, Nanjing, JS, Cinaliu xing
Contatta il venditoreVenditore con 5 stelleCondizione: Nuovo
EUR 49,21
EUR 15,54 spedizioneSpedito da Cina a U.S.A.Quantità: 1 disponibili
paperback. Condizione: 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. min…e 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 .
