ISBN: 9787504539878 - 正版书籍 铸造工:初级技能 中级技能 高级技能——国家职业资格培训教程 劳动和社会保障部教材办公室组织 中国劳动社会保障出版社 9787504539878 (1 resultados)

Foundry workers (primary skills Intermediate skills Advanced skills specific to the national occupational skills certification of national vocational qualification training tutorial)(Chinese Edition)