可追溯性: 通过一条具有规定不确定度的连续比较链,使测量结果或测量标准值能够与规定的参考标准,通常是与国家测量标准或国际测量标准联系起来的特性
Traceability: a degree of uncertainty with the provisions of the relatively straight-chain, so that the measurements or criteria for measuring value can be provided with the reference standard, often with national or international measurement standard measurement standards linked to the characteristics of