Tipo di articolo
Condizioni
Legatura
Ulteriori caratteristiche
Paese del venditore
Valutazione venditore
Editore: China Press, 2000
ISBN 10: 7502933212ISBN 13: 9787502933210
Da: liu xing, Nanjing JiangSu, JS, Cina
Libro
paperback. Condizione: New. Language:Chinese.Paperback Pages Number: 337 electrical work. metal welding and cutting some special operations prone to injury and death. the operator himself. others and the surrounding facilities. equipment safety. cause significant harm. From the statistical data analysis. the great number of accidents have taken place in these operations. and most of them are directly engaged in the operation of these operations lack of safety knowledge. safety skills or illegal operations caused. Theref.