“Cassegrain focus”的概念、定义、翻译、参考文献-科学参考

单词	Cassegrain focus
释义	Cassegrain focus [kas·gran `fō·kǝs] ^OPTICS The principal focus of a Cassegrain telescope, located just behind the primary mirror.
随便看	rim syncline rincon rind rinderpest R indicator ring ring A ring-and-ball test ring-and-bead sight ring-and-circle shear ring-around ring B ringbolt ring bus ring C ring canal ring circuit ring closure ring complex ring counter ring crusher ring current ring D ring data structure ring deoxyribonucleic acid

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