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Petroleum and petrochemical Occupational Skill Testing Question set: Asphalt Concrete Paver Operator(Chinese Edition) - Softcover
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Petroleum and petrochemical Occupational Skill Testing Question set: Asphalt Concrete Paver Operator(Chinese Edition)
Seller: liu xing, Nanjing, JS, China
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paperback. Condition: New. Paperback Pages Number: 346 Language: Chinese petroleum and petrochemical Occupational Skill Testing Question Set: Asphalt Concrete Paver Operator is the Occupational Skill Testing Authority by the China National Petroleum Corporation according to the asphalt paver operator vocational qualification level standards. a unified organization prepared by the Occupational Skill Testing Authority of the petroleum and petrochemical questions set. Petroleum and petrochemical Occupational Skill Testing. Seller Inventory # N45107