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Gregorian Antenna
mil., air.def. 格雷戈伦天线
Gregorian antenna
space 格里高里天线 (抛物面为主反射面，凸双曲面为副反射面的天线)
tech. 格里天线; 格雷戈里天线
Gregorian Antenna
: 2 phrases in 1 subject
Space2

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