本文研究了火焰原子吸收法中以硝酸铯作为消电离剂，对降水中测定钾时消除电离干扰的方法。
We use CsNO3 as disionizer in flame atom absorption spectrum analysis to remove ionization interference when potassium in precipitation is determined.
为了提取地壳异常场，必须从观测资料中消除主磁场、磁层场，感应场和电离层场。
In order to get the crustal anomaly field, the main field, magnetospheric, ionospheric and induction fields from the Magsat data must be subtracted.
为了提取地壳异常场，必须从观测资料中消除主磁场、磁层场，感应场和电离层场。
In order to get the crustal anomaly field, the main field, magnetospheric, ionospheric and induction fields from the Magsat data must be subtracted.
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