正文
地震模拟
地震原因和降低损失
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givemeanewworld
2008-05-17 21:31:40
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悄悄话
California will have a huge earthquake sooner or later. Here, many universities and companies have been preparing for it for years. Acoording to what our security department expert said, LA area is mostly likely to be the contral location, followed by middle of CA and Bay area.
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