“closed covering”的概念、定义、翻译、参考文献-科学参考

单词	closed covering
释义	closed covering [¦klōzd `kǝv·ǝr·iŋ] ^MATHEMATICS A closed covering of a set S in a topological space is a collection of closed sets whose union contains S.
随便看	freezing-point depression freezing precipitation freezing rain Fregatidae F region freibergite freieslebenite freight car freighter freight ton freirinite fremontite Frenatae french French chalk french coupling french curve French division French drain French measles French polish Frenet-Serret formulas Frenkel defect Frenkel exciton Frenkel-Halsey-Hill isotherm equation

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。