Anbieter: liu xing, Nanjing, JS, China
paperback. Zustand: New. Paperback. Pub Date:2016-09-01 Pages:147 Language: Chinese Publisher: Science Press annular helical flow and its application in oil and gas well cementing in the first introduced the domestic and foreign research status and problems of cementing theory; then introduces the experimental research method of cyclone centralizer under the diversion of oil well annulus helical attenuation flow; spiral flow field. Bestandsnummer des Verkäufers DN057325
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