本文对我国地震水文地球化学观测台网进行了详细介绍，这其中包括：1。建网过程、布网原则；
This article describes the Seismo-oriented hydrographic and geochemical observation network in details which includes: 1)Construction and distribution principles of the network;
在此基础上对地震的水文地球化学前兆机理进行了探讨。
Based on this theory, the preseismic hydrogeochemical mechanism is discussed and studied.
依据区域水文地质、地球化学环境特征，研究了濮阳市地震台2号井水化动态的变化原因。
Acoording to the structures of the region hydrogeology and the characteristics of the geochemistry, the hydrochemical variation reasons of No. 2 well at Puyang area are analyzed.
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