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- design certified value 设计保证值
- The charicteristic of these CRMs high purity,accurate certified value,good traceability and seriation are described. 高纯度、定值准确可靠、良好的溯源性和系列性是这些标准物质的特点。
- Watts self-closing combination T&P relief valves are design certified and listed by CSA and ASME. 美国瓦茨自动关闭组合式温度压力安全阀通过CSA和ASME的鉴定和认证。
- The certified value and uncertainty were based on the analytical results of eight labs by SP, IC method etc. 其标准值和不确定度是由多家实验室用分光光度法、离子色谱法等进行分析测定,并经数理统计处理后确定的。
- The certified value and uncertainty were based on the analytical results of eight labs by non-dispersive infra-red method. 其标准值和不确定度由多家实验室用非分散红外法进行分析测定,并经数理统计处理后确定的。
- No significant differences in concentration among sub-samples were found.The certified value and uncertainty were based on the analytical results of six labs by SP and VOL method. 其标准值和不确定度是由多家实验室用亚甲基蓝分光光度法进行分析测定,并经数理统计处理后确定的。
- No significant differences in concentration among sub-samples were found.The certified value and uncertainty were based on the analytical results of eight labs by Kjeldahl method. 其标准值和不确定度是由多家实验室用凯氏法进行分析测定,并经数理统计处理后确定的。
- No significant differences in concentration among sub-samples were found.The certified value and uncertainty were based on the analytical results of six labs by AFS method. 其标准值和不确定度是由多家实验室用原子荧光法进行分析测定,并经数理统计处理后确定的。
- This paper provides methods of preparation,homogeneity and stability examination,certified value and statistical analysis of reference materials of Pinus massoniana Lamb.rosin for GC analysis. 系统地介绍了气相色谱用马尾松松香标准样品的研制、均匀性检验、稳定性检验、标准值及数理统计的方法。
- Now Mitsubishi Heavy Industries and others are trying to get designs certified for the American market. 现在,三菱重工和其它一些公司正试图使设计得到批准,来进军美国市场。
- In this paper, determination of potassium(K) in milk powder standard reference material (SRM) by IDMS was described. The result of the determination corresponded with the certified value of milk powder SRM. 本文叙述了用IDMS法测定奶粉标准物质中钾含量的方法,本方法测得值与原定值结果相符。
- No significant differences in concentration among sub-samples were found.The certified value and uncertainty were based on the analytical results of eight labs by SP, IC, AAS, VOL method etc. 其标准值和不确定度是由多家实验室用分光光度法、离子色谱法、原子吸收法、容量法等进行分析测定,并经数理统计处理后确定的。
- The methods of research, make-up, homogeneity and stability examination, certified value, and statistical analysis of the reference materials of PCBs, PAHs and pesticides were done. 介绍了难降解有机物标准溶液研究、制备方法,进行了均匀性检验、稳定性检验,统计计算了检验结果,基本确定主要参数。
- No significant differences in concentration among sub-samples were found.The certified value and uncertainty were based on the analytical results of eight labs by AAS, ICP method etc. 其标准值和不确定度是由多家实验室用原子吸收法、等离子体光谱法等进行分析测定,并经数理统计处理后确定的。
- No significant differences in concentration among sub-samples were found.The certified value and uncertainty were based on the analytical results by spectrophotometry and fluorometry. 其标准值和不确定度是通过分光光度法和荧光法进行多次重复测定,并经数理统计处理后确定的。
- No significant differences in concentration among sub-samples were found.The certified value and uncertainty were based on the analytical results of six labs by SP,AAS and ICP method. 其标准值和不确定度是由多家实验室用分光光度法、原子吸收法和等离子体光谱法进行分析测定,并经数理统计处理后确定的。
- Abstract: The uncertainty of certified values of certified reference material (CRM) for spectroscopic analysis and its determining method have been expounded. 文摘:论述了光谱分析用标准物质标准值的不确定度。
- The method has been applied to the determination of As and Se in CRMs' . The results are in agreement with certified values with RSD (As)<5.8% (n=5) and RSD (Se)<7.2% (n=5). 通过对食品标样分析表明;测定结果与标准值相符;相对标准偏差(n=5)砷小于5.;8%25;硒小于7
- This method was applied to the determination of a ferroniobium certified reference material and the results compare favourably with the certified values. 用本法测定一铌铁标样,测定值与认定值相吻合。
- Even an oversight in the design might issue in heavy losses. 设计中那怕是一点点疏忽也可能造成重大的损失。
