Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: November 2011 Pages: 520 in Publisher: China Labor and Social Security Publishing House basics machinery industry unique career national occupational skills training identified materials: CNC machine tool alignment maintenance man by the machinery industry vocational skills appraisal guidance centers. textbook office of the Ministry of Human Resources and Social Security jointly organized the compilation of the machinery industry-specific career national occupational skil. Seller Inventory # CC034927