运用离子选择性电极（ISE）和X射线衍射分析（XRD）方法，对云南昭通威信地方病氟中毒区的氟源进行了研究。

The sources of the endemic fluorosis in Weixin, Zhaotong of Yunnan Province has been studied using an ion selective electrode(ISE) and X-ray diffraction analysis(XRD).

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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 calculating formula for the measuring relative error of standard addition method of ion selective electrode was obtained.

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本文对测定尿碘的方法作了简单介绍，并对使用碘离子选择性电极测定尿碘作了探讨。

This article generally introduces such methods to determine uric iodine and explores how to measure uric iodine with iodine ion selective electrode.

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