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1996年12月21日四川省甘孜州西部发生了5.5级地震。该文对这次地震的震源参数、地震序列及震后早期趋势判断、地震宏观烈度、震灾评估、震前预测过程和政府决策等作了概括的报道。
On December 21, 1996, a magnitude 5.5 earthquake occurred in western Ganzi Prefecture in Sichuan Province. This paper gives a general report on the source parameters of the earthquake, the sequence of the earthquake sequence and the early trend after the earthquake, the macro-seismic intensity, the earthquake disaster assessment, the prediction process before the earthquake and the government decision-making.