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- primary standard sample 一级标样
- Check the solution against a primary standard. 对照原来的标准液来检验此溶液。
- Study on extending measurement range of viscosity primary standard. 扩大粘度基准量程的研究。
- Petri: I can't remember whether we keep the standard sample, any inputs? 我不记得我们是否保存了用于测试仪器的标准样本,你的意见?
- Standard sample rate converter: provides good quality sample rate conversion. 标准采样速率转换程序:提供高质量的采样速率转换。
- This is particularly useful where the food color is so unstable as to make the forwarding of a standard sample unfeasible. 在食品色泽极其不稳定以致于不可能预先制作标准样品时,这种方法特别有效。
- This paper summarized research and manufacture of chromium standard sample about CITIC Jinzhou Ferroalloy Co. 就本单位研制的金属铬标准样品的工作进行了详细地总结。
- A new automated spectro radiometric calibration system is used to establish the new national primary standard of color temperature. 用一个自动的光谱辐射校准系统建立新的国家色温度基准。
- A standard sample of 25.4 mm. length (mode, tested by Webb's sorter) is used in the test. 本文的后半部对用茹柯夫仪器测得的数据进行计算的方法加以讨论。
- This paper briefly describes the principle, structure and performances of the national primary standard manometer built at the NIM in 1986. 本文概要介绍中国计量科学研究院于1986年建立的国家气压基准器的原理、结构和性能。
- This paper summarized research and manufacture of chromium standard sample about CITIC Jinzhou Ferroalloy Co.,Ltd. 就本单位研制的金属铬标准样品的工作进行了详细地总结。
- This test checks whether a standard sampling is done. 这个测试检查是否完成标准取样。
- Total flavonoids content was also determined to be 3.36% by spectrophotometric method using rutin as standard sample. 以芦丁为标准品;用分光光度法测得菝葜根茎中总黄酮含量为3.;36%25。
- Bcause of its poor stability,the standard sample of lycopene can't be stored for a long time. 因番茄红素的标准样品价格昂贵,且由于本身的稳定性差,不宜长期保存。
- The key of this method is that the suLfur in gas sampLe is quantified by using the working curve made of Liquid standard sampLe. 该方法的关键技术在于使用液体轻油硫标准样品制作曲线,对合成气样品进行定量分析。
- In comparison with general spectrophotometric method,the advantage of this method is that no standard sample is needed for standard curve. 与普通的分光光度法相比，该方法的优点是不需要用标准蒙脱石样品作标准曲线。
- All date issued are traceable to National and International Primary Standards of verification. 本中心所出具的数据均可溯源到国际和国家计量基准。
- Using scopolamine as standard sample,total alkaloid content of Smilax china L and Smilax glabra Roxb were determined to be 0.022 2% and 0.034 9%. 以东莨菪碱为参照品;测知菝葜和土茯苓根茎中生物碱含量分别为0.;0222%25和0
- For some research purposes and possibly for referee work, analyzed primary standards may be obtained from the U.S. Bureau of Standards. 对于某些研究工作和仲裁工作，可以从美国标准局获得经过分析的一级标准物。
- We have determined tin and lead contents in tin solder using the XRF fundamental parameter method without standard sample in this paper. 本文在无标样的情况下,用X射线荧光基本参数法测定了焊锡中的锡和铅的含量。
