… Revisedtechnicalimplementationplan for the ShakeAlertsystem-An earthquakeearly warningsystem for the West Coast of the United States[EB/OL]. USGeological Survey Open-File …
… been given based on the new generation of performance-… for the earthquakeearlywarning information receiving system. … 提供地震紧急处置信 息服务的ShakeAlert 系统,应用于燃气管网…