Acta Metrologica Sinica  2025, Vol. 46 Issue (2): 184-189    DOI: 10.3969/j.issn.1000-1158.2025.02.05
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Design and Study of Movable Cone for Variable Area Orifice Flowmeter
ZHOU Yan, XU Kuangyu, ZHU Ning, LI Ning
Hunan Institute of Metrology And Test,Changsha, Hunan 410014, China
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