This article evaluates the uncertainty of measurement results of measuring spherical metal tank capacity in accordance with JJG642-1990 V.R. of spherical metal tank capacity arid JJF1059-1999 evaluation and expression of uncertainty in measurement.

• 摘要依据JJG642-1990《球形金属罐容量国家计量检定规程》和JJF1059-1999《测量不确定度评定与表示国家计量技术规范》，对环形金属罐容量的测量结果不确定度进行评定。