Ground system

Ground system may refer to:

Ground (electricity), a reference point in an electrical circuit from which voltages are measured, or a common return path
Ground segment, the ground-based components of a spacecraft system

单词	Ground system
释义	Ground system 英语百科 Ground system Ground system may refer to: Ground (electricity), a reference point in an electrical circuit from which voltages are measured, or a common return path Ground segment, the ground-based components of a spacecraft system
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