GigaHertzn. 千兆赫 Galactic Habitable Zone银河可居住地带 Greenberger, Horne, and Zeilinger (statistical proof)Greenberger,Horne、齐林格(统计证据) Green Hill Zone (gaming)青山区(游戏) Greenberg Horne And ZeilingerHorne师范大学、齐林格 Gigahertz (1 billion hertz)每秒10亿赫兹()