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美国国家航空和宇宙航行局将在今年夏季试验地震预报系统,该系统以对沿加利福尼亚州有名的桑·安德烈亚斯断层移动的测量为基础。据报道,地面激光器将利用卫星上的反射镜,以建立长基线三角测量系
The National Aeronautics and Space Administration will test the earthquake prediction system this summer on the basis of a measurement of the fault movement along the San Andreas, California. It has been reported that terrestrial lasers will utilize mirrors on satellites to create long baseline triangulation systems