short-term and impending anomalies of mercury in groundwater before earthquake and its variation characteristics after the earthquake in the period of continuous occurrence of strong earthquakes in yunnan region
云南地区强震连续发生期地下水中汞的震前短期和临震异常及其震后变化特征
以上为机器翻译结果，长、整句建议使用 人工翻译 。