The experimental results show that the quantitative changes of nonmagnetic ion substitution cause the regular changes of magnetic properties.
实验结果表明：非磁性离子代换量的变化引起材料磁特性的规律性变化。
An ion chromatographic method for qualitative and quantitative analysis of nitrate in vegetables was established.
建立了化学抑制电导检测离子色谱法定性定量分析蔬菜硝酸盐含量的方法。
Some quantitative relations are given, and experimental evidence is provided for the use of the magnetic quadrupole field in high frequency ion source.
给出了某些定量关系，为磁四极场用于高频离子源提供了实验依据。
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