对国家测量标准的溯源性不要求必须使用实验室据国的国家计量院。

NOTE 6 Traceability to national measurement standards does not necessarily require the use of the national metrology institute of the country in which the laboratory is located.

youdao

对国家测量标准的溯源性不要求必须使用实验室据国的国家计量院。

NOTE 6 Traceability to national measurement standards does not necessarily require the use of the national metrology institute of the country in which the laboratory is located.

youdao