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Oil workers in technical level training materials: maintenance electrician(Chinese Edition) - Softcover
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Oil workers in technical level training materials: maintenance electrician(Chinese Edition)
Seller: liu xing, Nanjing, JS, China
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paperback. Condition: New. Paperback Pages Number: 234 Language: Chinese. In order to improve the quality of the oil workers. to meet the needs of the oil workers' training and assessment. prepared by the China National Petroleum Corporation. the Labour Bureau of the training materials of a set of technical level of workers. Set of teaching materials according to the state issued the workers 'technical grade standards and the head office of the Labour Bureau organization developed by the oil workers' should skills proj. Seller Inventory # MX6291