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Petroleum and petrochemical Occupational Skill Testing Question set: distribution line workers(Chinese Edition) - Softcover
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Petroleum and petrochemical Occupational Skill Testing Question set: distribution line workers(Chinese Edition)
Seller: liu xing, Nanjing, JS, China
Seller rating 5 out of 5 stars
paperback. Condition: New. Paperback Pages Number: 463 Language: Chinese petroleum and petrochemical Occupational Skill Testing Question set: distribution line workers by the China National Petroleum Corporation Occupational Skill Testing Guidance Center. according to the grading standards of the professional qualification of the distribution line workers. unified organization prepared Occupational Skill Testing Authority of the petroleum and petrochemical questions set in a. Test set: Occupational Skill Testing for pe. Seller Inventory # N45103