“Urysohn theorem”的概念、定义、翻译、参考文献-科学参考

单词	Urysohn theorem
释义	Urysohn theorem [`u̇r·ē´zōn ´thir·ǝm] ^MATHEMATICS The theorem that a regular T₁ space whose topology has a countable base is metrizable.
随便看	land-use classes land-use map Landé g factor Landé interval rule Landé splitting factor Landé Γ-permanence rule lane Lane-Emden equation Lane-Emden function Lane's law langbanite langbeinite Langerhans cell Langerhansian adenoma Lange's nerve Langevin-Debye formula Langevin-Debye law Langevin function Langevin ion Langevin ion-mobility theories Langevin ion-recombination theory Langevin radiation pressure Langevin theory of diamagnetism Langevin theory of paramagnetism langite

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