ISBN: 9787502033743 - 建筑业员工安全知识读本 (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: October 2008 Pages: 109 Publisher: Coal Industry Press the construction industry employee safety knowledge Reader In order to improve the quality and capacity of the construction industry employee safety. for the protection of the construction industry production units of production safety. the prevention of various types of construction production safety accidents for. The book includes the following: construction accident on the characteristics and laws. safety regulati.…