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在过去的一年里,地球深部的研究继续得到飞速的发展,并获得了几项具有历史意义的成就。例如,今年已看到用地核内发电机作用建立的地磁场产生的十分逼真的模型。现今有两个研究组(洛斯阿拉莫斯和加州大学洛杉矶分
In the past year, deep research on Earth has continued to grow rapidly and has yielded several historic achievements. For example, this year we have seen a very realistic model of the geomagnetic field created by the dynamo in the Earth’s core. There are now two study groups (Los Alamos and UCLA Los Angeles)