“Praghian”的概念、定义、翻译、参考文献-科学参考

单词	Praghian
释义	Praghian Geology and Earth Sciences A stage of the Early Devonian epoch, dated at 411.2–407 Ma ago, preceded by the Lochkovian and followed by the Emsian (Int. Commission on Stratigraphy, 2004).
随便看	Group of Seven Group of Ten group operation group representation groups 3–12 group selection group speed (of wave) group table group theory group velocity groupware groupware server grouse grouting Grover’s algorithm growan grown junction growth growth accounting growth band growth cone growth curve growth cycles growth factor growth fault

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