In the past several years, from May 12, 2008 Wenchuan MW8.0 earthquake in China to March 11, 2011 off the Pacific coast of Northeastern MW9.0 earthquake in Japan,the world witnessed catastrophic disasters caused by destructive earthquakes. The earthquake posed a great threat to the development of society and economy, especially in the developing countries such as China. In order to reduce the losses in peoples life and properties in maximum possibilities, there were a lots of technologies had been researched and developed, among them the earthquake early warning system(EEWS) and rapid seismic instrumental intensity report(RSIIP) are the two of the state-of-the-art technologies for the purpose. They may be used to minimize property damage and loss of life and to aid emergency response after a destructive earthquake.
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