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题目内容
（华北水利水电大学英语）
Mansresearchonearthquakeforecastatpresentisto_____.( )
·reducethelossfromearthquakedisasters
·lowerthefrequencyofearthquakes
·releasetheenergythatcausesearthquakes
·analyzetherelationshipbetweendifferentearthquakes
·reducethelossfromearthquakedisasters
·lowerthefrequencyofearthquakes
·releasetheenergythatcausesearthquakes
·analyzetherelationshipbetweendifferentearthquakes
参考答案
