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    钟罩式气体流量标准装置的不确定度评定
    Evaluation of Uncertainty of Bell-jar Type Gas Flow Standard Equipment
      Revised:February 01, 2002
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    中文摘要:
          通过对钟罩式气体流量标准装置的不确定度分析，确定了该标准装置的合成标准不确定度和扩展不确定度，为气体流量计的检定提供了依据。
    英文摘要:
          Through the analysis of uncertainty of bell jar type gas flow standard equipment,the compound standard uncertainty and expansion uncertainty of this standard equipment are determined,then the foundation for gas flow verification is supplied.
    刘伟
    兵器工业九○八计量站 山西太原030008
    中文关键词:  气体流量标准装置 不确定度 评定 工作原理
    英文关键词:bell jar type gas flowmeter standard equipment,uncertainty,evaluation,
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