The result shows that measurement standard error reaches minimum 0.027 for most milk sample and satisfies the national criterion of protein detection when dilution ratio ranges from 6.2 to 7.4.
结果表明，对于大多数的牛乳样品，当其稀释倍率在6.2至7.4范围内时，测量标准偏差达到最小值0.027，满足蛋白质检测国家标准。
Through using the method of logical analysis, measurement, experiment and questionnaire, this paper makes study on national standard of basketball equipment and court of middle and primary schools.
采用逻辑分析、测量、实验与问卷调查法，对初中、小学篮球器材和场地规格的国家标准进行研究。
The differences between the measurement of coke shatter strength in the current national Standard and that in the International Standard have been studied.
研究了现行国标中焦炭落下强度测定方法与国际标准的差异问题。
It mainly focuses on traceability, maintain, quantity transfer and stability of the National and working standard for the measurement direct and global solar radiation in China.
本文介绍了世界辐射基准的传递和我国辐射标准的溯源、维持、传递及其稳定性。
The measurement of different standard reference materials shows that the method can get good results and the relative standard deviations are within the range of the national standard.
通过对不同标准样品进行测量，其测量结果与标准值相符，均在国家标准允许误差范围内。
The measurement of different standard reference materials shows that the method can get good results and the relative standard deviations are within the range of the national standard.
通过对不同标准样品进行测量，其测量结果与标准值相符，均在国家标准允许误差范围内。
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