The relation between the measuring error of standard addition method for ion selective electrode and the added amount of the standard solution was studied.
研究了离子选择性电极标准加入法的测量误差与标准溶液加入量的关系。
UV absorption spectrometry is a method for measuring the gas component and its concentration by the characteristic of selective absorption for light in the UV-VIS region.
紫外吸收光谱法是利用不同气体在紫外波段对光具有选择吸收的特性来测量排放烟气中的气体成分和浓度。
Objective to evaluate the reliability of a method of measuring the total fluoride in fluoride-containing toothpastes with acid diffusion and fluoride selective electrode.
目的探讨冷酸解离-氟离子电极法测定含氟牙膏中总氟含量的可行性和可靠性。
The calculating formula for the measuring relative error of standard addition method of ion selective electrode was obtained.
从理论上导出了离子选择性电极一次标准加入法测量结果的相对误差计算公式。
The paper investigated NO. 6308 bearing in the areas of manufacturing, measuring, selective assembly and quality control. It put forward the concept of upgrade.
接着对深沟球轴承生产进行了调研，研究了6308轴承在生产、测量、选配及质检这几个方面，提出了产品升级的概念，选出加工质量较优的零件再进行选配。
The paper investigated NO. 6308 bearing in the areas of manufacturing, measuring, selective assembly and quality control. It put forward the concept of upgrade.
接着对深沟球轴承生产进行了调研，研究了6308轴承在生产、测量、选配及质检这几个方面，提出了产品升级的概念，选出加工质量较优的零件再进行选配。
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