“focal reducer”的概念、定义、翻译、参考文献-科学参考

单词	focal reducer
释义	focal reducer Encyclopedia 理学缩焦器释 focal reducer缩焦器在望远镜的焦点处配置的使焦距缩小的光学系统。 Astronomy focal reducer缩焦器
随便看	Poor Peasants Have Done Great Things poor relief act poor semen quality poor solvent poor theatre poor village/ poverty-stricken village poor visibility POP pop POP advertisement Pop Art pop corn Pop Design Pope Pope Gregory I Pope Pius XII P-operation Popeye the Sailor Popigai crater poplar and willow weevil poplar canker poplar leaf rust poplar shoot aphid poplin popliteal artery

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