“natural radiation source”的概念、定义、翻译、参考文献-科学参考

单词	natural radiation source
释义	natural radiation source Encyclopedia 工学红外辐射源释 natural radiation source自然辐射源自然辐射源泛指自然形成的辐射源，包括地物、大气以及地球外物质等，其中地物是地球表面所有自然资源、自然材料以及人工建造物的总称。
随便看	Mel’nikov-Arnold integral Mel’nikov method MEM member memberane electrolysis method member galaxy member object member of a set membership Membership Creed of China Young Journalists Association membership function membership function of geomorphic types membership futures exchange membership problem membership relation membership sign members of the United Nations member star membrane membrane analogy membrane anchor membrane antigen receptor membrane asymmetry membrane attack complex， MAC membrane biological reactor

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