“Rollei Flex camera”的概念、定义、翻译、参考文献-科学参考

单词	Rollei Flex camera
释义	Rollei Flex camera Encyclopedia 艺术学器材公司释 Rollei Flex camera禄来照相机德国禄来（Rollei）光学技术有限公司设计生产的照相机。又称禄来福来照相机或罗莱弗莱克斯照相机。
随便看	operator product expansion operator range operator ray operator ring operator root operators'characteristic value-added telecommunication service operator scheme operator semi group operator semi-group operator semigroup operator semi-group of class C0 operator semi-group of class C_0 operator semigroup of class C0 operator set operator sine function operator space operator spectrum operator splitting operator splitting method operator-stable operator structure operator theorem operator-theoretic method operator theory operator topology

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