To study regional average stress field, we need to choose a population of focal mechanism solutions of earthquakes in the massifs where there are significant tectonic structures.

选择具有地震构造意义的地块或地震带内大量地震的震源机制解研究区域平均应力场。

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Furthermore a correlation of hydrochemical parameters, such as fluoride concentrations and total dissolved solid contents, with main tectonic structures within the basins was carried out for the whole aquifer system.

UNESCO: Dublin Core