When evaluating the accuracy, certified reference materials was used.
当评价准确度时，可使用有证标准物质；
Characteristics, category and function of certified reference materials are introduced.
介绍了标准物质的特点、分类及作用。
The inspection and assessment for the stability of certified reference materials are introduced.
介绍标准物质的稳定性监测及评价。
The candidate choice and preparation requirements of certified reference materials are introduced.
介绍标准物质候选物的选择与标准物质的制备要求。
The developing process of 22 kinds of certified reference materials for monitoring water quality is introduced.
介绍22种水质监测用标准物质的研制过程。
The first series of certified reference materials of iron ores to which 15 certified values are assigned was prepared.
研制了我国第一套铁矿石标准样品，确定了15个项目的标准值。
The developing process of a suit of certified reference materials of nitrogen cast iron for spectrum analysis was introduced.
介绍一套含氮铸铁光谱分析标准物质的研制过程。
The present situation of the certified reference materials for the related international organizations and foreign nations is introduced.
介绍有关国际组织标准物质和国外标准物质的现状。
The problem of verification for the conductivity meter of light fuel oil are resolved by using high resistance and the certified reference materials.
采用高阻结合标准物质的方法解决了轻质油料电导率仪无法检定的问题。
The method validation was carried out by testing certified reference materials. The results were all in excellent agreement with the certified values.
通过对国外产品进行测量，验证了测量结果与国际著名公司测量结果的一致性。
The necessity of the development of new generation of certified reference materials (CEMs) and the role that NAA will play in the certification of those CRMs are discussed.
讨论了研制适用于微分析质控的新一代有证标准物质(CRM)的必要性，以及NAA在新一代CRM认证中的作用。
Sugar certified reference materials have one or more uniform and are good to determine the characteristics of value, and evaluate method of measuring equipment calibration.
糖类标准物质具有一种或多种足够均匀和很好确定的特性值，用以校准设备、评价测量方法。
Sugar certified reference materials have one or more uniform and are good to determine the characteristics of value, and evaluate method of measuring equipment calibration.
糖类标准物质具有一种或多种足够均匀和很好确定的特性值，用以校准设备、评价测量方法。
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