Journal of Petrochemical Universities ›› 2007, Vol. 20 ›› Issue (3): 68-70.
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CHANG Feng-jun,CUI Xu-dong. Development of No n -Touch Ultrasonic Open Di tch Flow Meter[J]. Journal of Petrochemical Universities, 2007, 20(3): 68-70.
常凤筠, 崔旭东. 非接触式明渠流量计的研制[J]. 石油化工高等学校学报, 2007, 20(3): 68-70.