Isbn: 9787504590404 - 机泵操作人员(初级)——“1+x”职业技术 职业资格培训教材 本书编写组 中国劳动社会保障出版社 9787504590404 (1 resultados)

paperback. Condición: New. Paperback. Pub Date: 2011 Pages: 155 Publisher: China Labor and Social Security Publishing House 1 + X vocational technical vocational qualification training materials: pump operating officer (primary) by the textbook office of the Ministry of Human Resources and Social Security. China Employment Training Technical Instruction Center. Shanghai Branch. Shanghai. vocational training. research and development center is based on the Shanghai 1 + X pump operator (five) of the Occupational Skill Te.…