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cassegrain focus
meaning in English
卡塞格林焦点
Related Words
cassegrain
cassegrain bobjective
cassegrain radiometer
cassegrain antenna
cassegrain system
cassegrain reflector
cassegrain telescope
cassegrain spectrograph
cassegrain mirror
cassegrain objective
cassegrain fed antenna
cassegrain feed system
cassegrain focus corrector
cassegrain horn reflector antenna
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