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aperture compensator
construct. 孔径校正器〔调准器〕
mil., air.def. 孔径补偿器校正器
tech. 孔径校正器; 孔径失真补偿器; 孔径调准器
telecom. 孔径失真补偿电路
aperture compensator
: 1 phrase in 1 subject
Air defense1