地震不速之客访问“无震”区全球地震台网在数十年时间内记录的全球地震的震中分布在数个地震带内．在海洋中，地震带较窄，陆上的地震带则较宽．至今在这些宽的陆上的地震活动带内，存在若干个数百公里宽的区域，明显地不发生地震．这样的无震区在许多国家都存在，例如意... Earthquake Uninvited Guest Visits “Earthquake-Free Zone” The global epicenter recorded by the Global Seismograph Network within decades has been distributed in several seismic zones. In the ocean, the seismic belt is narrower and the onshore seismic zone is wider. To date, there are several hundreds of kilometers of wide areas within these wide onshore seismic activity zones, and it is clear that no earthquakes have occurred. Such earthquake-free zone exists in many countries, such as Italian ...