ISBN: 9787502123697 (1 résultats)

paperback. Etat : New. Paperback Pages Number: 425 Language: Chinese. Oil workers in technical level training materials: oil workers include: the standard of the technical grade of the oil workers. the basics of crude oil. crude oil composition. physical and chemical properties of crude oil process the composition and operation mode of the pipeline. oil station process. the classification of the pump and centrifugal pump. centrifugal pump working principle and classification of the structure of the centrifugal pump.…