Isbn: 9787112093823 (1 résultats)

paperback. Etat : New. Paperback. Pub Date: 2007 Pages: 265 Language: Chinese in Publisher: China Building Industry Press building industry professional technical management personnel vocational qualification training materials: security officer professional management practices combined with actual project safety management. focus on safety basic professional knowledge. comprehensive safety management and safety technology induction and elaboration of the system. with emphasis on the specific operations of the con.…