** 3# _weihuachi_ **
这里概念有误。
以下英文定义引自VIM第三版。
《International Vocabulary of Metrology – Basic and General Concepts and Associated Terms (VIM) 3rd edition(2007)》
measurement precision
precision 精密度
现代应当将“精度”看作是精密度的简称,以往的精度概念有些含混。数据处理中的“等精度”概念的精度,可以有所泛化。
我认为:国 j标坚持沿用精度表示 accuracy ,不利于全国科技名词的统一;
有些机械学科的老学者坚持用“精度”表示accuracy,虽有历史上教材文献延续的理由,但不充分。
closeness of agreement between indications or measured quantity values obtained by replicate measurements on the same or similar objects under specified conditions
measurement trueness
trueness of measurement
trueness 正确度 反映系统误差对测量结果的影响程度;
closeness of agreement between the average of an infinite number of replicate measured quantity values and a reference quantity value
measurement accuracy
accuracy of measurement 准确度 许多ISO文件都中译为准确度,特别是新、老ISO9000族的文件均中译为准确度。
accuracy closeness of agreement between a measured quantity value and a true quantity value of a measurand