ISBN: 9787502173937 - 冲压工:石油石化职业技能鉴定试题集 (1 resultados)
Petroleum and petrochemical Occupational Skill Testing questions set: stamping work(Chinese Edition)
ZHONG GUO SHI YOU TIAN RAN QI JI TUAN GONG SI ZHI YE JI NENG JIAN DING ZHI DAO ZHONG XIN
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Librería: liu xing, Nanjing, JS, Chinaliu xing
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paperback. Condición: New. Paperback. Pages Number The: 374 Language: Chinese petroleum and petrochemical Occupational Skill Testing Question set: Stamping workers by the China National Petroleum Corporation Occupational Skill Testing Guidance Center in accordance with the grading standards of the professional qualification of the stamping work. preparation of the unified organization of the petroleum and petrochemical vocational a Skill Testing Question Set. Test set: Occupational Skill Testing for petroleum and petro.…
