Isbn: 9787502933814 - 特种作业/尾矿工 本书编委会 著作 (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 176 Publisher: Meteorological Press Pub. Date :2002-5-1. Introduction to the book from the special operations personnel to enhance mine safety technology and training. the realities of mine safe operation of special operations personnel qualification standards. the requirements of the end of the miners . a comprehensive introduction to basic techniques for tailings theory. security. maintenance management technology. designed to improve the safety awareness of t.…