“National Environmental Policy Act of the United States of America”的概念、定义、翻译、参考文献-科学参考

单词	National Environmental Policy Act of the United States of America
释义	National Environmental Policy Act of the United States of America Encyclopedia 工学美国环境法释 National Environmental Policy Act of the United States of America美国《国家环境政策法》美国国会于1969年12月制定的联邦环境保护基本法，1970年生效。是美国历史上第一部综合性的环境保护基本法。
随便看	phase characteristic phase closure Phase Closure Relationship phase coefficient phase coherence phase coherence length phase coherence time phase-coherent tunneling phase collision phase complex conjugate optics phase complex conjugation phase conjugate laser phase conjugate mirror phase conjugate wave phase conjugation phase constant phase constituent phase contrast phase contrast microscope phase contrast microscopy phase-contrast microscopy phase contrast wavefront sensor phase-controlled rectifying circuit phase control trigger circuit phase convention

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