9787502121280 - the oil workers' technical level training materials: oil analysis tools de zhong guo shi you tian ran qi zong gong si lao zi ju (1 resultados)
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Librería: liu xing, Nanjing, JS, Chinaliu xing
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EUR 47,15
Envío por EUR 15,61Se envía de China a Estados Unidos de AmericaCantidad disponible: 1 disponibles
paperback. Condición: New. Paperback Pages Number: 235 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' standard of technical grade and the Corporation Labour Office organized the oil workers the skills project. according to the typ.
