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1989年5月中旬,国家原油大流量计量检定站受北京市计量局的委托,为北京燕山石化总公司检定了两台气体涡轮流量计,为解决该公司与北京化工局等用户的高压乙稀气体计量问题提供了可靠的计量检定数据.
In mid-May 1989, the National Bureau of Metrology and Measurement of Large Flows of Crude Oil was commissioned by the Bureau of Metrology of Beijing Municipality to test two gas turbine flowmeters for Beijing Yanshan Petrochemical Corporation. In order to solve the problem of high pressure ethylene Gas metrology provides reliable metrological verification data.