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Occupational Skill Testing Question set: transformer maintenance workers(Chinese Edition)

paperback. Condición: New. Paperback Pages Number: 412 Language: Chinese. Occupational Skill Testing Question set: transformer maintenance workers prepared by the unified organization of the China National Petroleum Corporation personnel service center occupational skill appraisal questions set in a. The book contains the primary work. mid-level workers. senior engineer and technicians four levels of theoretical knowledge questions and the skills to operate the questions. is an essential book for vocational skills iden. Nº de ref. del artículo: MY8689

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