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  1. An earthquake is the result of a sudden release...seismograph. The magnitude of an earthquake is conventionally reported...and with some of the later earthquakes as damaging as the early...

    分類:科學及數學 > 地理學 2007年08月31日

  2. Naturally occurring earthquakes Plate tectonics wave typesMost... radiated, thus causing an earthquake . This process of strain, stress, and failure ...

  3. An earthquake is the result of a sudden release...seismograph. The moment magnitude of an earthquake is conventionally reported...22:20:24 補充: Most of the earthquake 's energy is used to...

    分類:科學及數學 > 地理學 2008年12月24日

  4. ... appearance of Afghanistan earthquakes are not uniform. It ... to be released in form of earthquakes . The more active tranverse boundary with...

    分類:科學及數學 > 地理學 2006年11月02日

  5. An earthquake is a phenomenon that results from and is powered by the... seismic waves. At the Earth's surface, earthquakes may manifest themselves by a shaking or displacement of the ground...

  6. What is earthquake ? An earthquake is the result of a sudden release of energy in the ... and mostly obsolete Richter magnitude, with magnitude 3 or lower earthquakes being mostly imperceptible and magnitude 7 causing serious damage over large...

    分類:社會及文化 > 語言 2008年06月19日

  7. Kobe Earthquake 即是神戶地震。 http://www.seismo.unr.edu/ftp/pub/louie...effort had been made to prepare for earthquakes , shocked observers worldwide. ...

    分類:科學及數學 > 地理學 2009年10月01日

  8. ... many people died in the Sichuan earthquake ?(大約) A1.Official figures state... fault or a tectonically related fault. The earthquake reflects tectonic stresses resulting...

    分類:科學及數學 > 地理學 2008年07月05日

  9. The 1906 San Francisco earthquake was caused by a rupture on the ... were decades of minor earthquakes - more than at any other time in the historical record...

    分類:科學及數學 > 地理學 2009年02月20日

  10. ...there are violent tectonic hazards,ie.tsunamis,vulcanicity and earthquakes . Other than that,the theory of plate boundaries clearly elaborates...

    分類:科學及數學 > 地理學 2010年01月03日