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不确定度评定和有效位数的正确使用，是说明测量质量十分重要的指标。《中国计量》2002年第5期《从不确定度到关于有效数字定义的探讨》(以下简称《探讨》)一文，笔者有如下几点不同的看法，与大家共同探讨。一、关于有效数字定义的理解1郾《探讨》中4个有效数字定义的理解《探
Uncertainty assessment and the correct use of effective digits, is to measure the quality of the very important indicator. “China Metrology” 2002 the fifth period “from the uncertainty to the discussion on the definition of a valid number” (hereinafter referred to as “discussion”), I have the following different points of view, to discuss with you. I. Understanding of the Definition of Effective Numbers 1 理 Understanding of the Definition of 4 Significant Numbers in “Discussion”