“邮筒”的概念、定义、翻译、参考文献-科学参考

单词	邮筒
释义	邮筒 Encyclopedia 工学邮政设施释 postal pillar box邮筒邮政企业供用户投寄平常信件的专用设施。设在邮局营业厅外及公共场所，供公众投寄平常信函和明信片用，外形通常呈筒状。又称信筒。
随便看	primitive recursive set primitive recursive transformation primitive reflex primitive regular group primitive relation primitive religion primitive representation primitive representation space primitive right triangle primitive ring primitive root primitive root of unity primitive sculptures of China primitive semigroup primitive semiperfect number primitive sentence primitive septum transversum primitive sequence primitive set Primitive Society History primitive solution primitive statement primitive streak primitive subgroup primitive subsystem

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