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1976年8月16日四川省松潘7.2级地震,震前曾作了预报。本文介绍了这次地震预报的主要依据和地震前兆异常的主要特点。
On August 16, 1976, a magnitude-7.2 earthquake in Songpan, Sichuan province was predicted before the earthquake. This paper introduces the main basis for this earthquake prediction and the main features of earthquake precursory anomalies.