“the group ⅦA elements”的概念、定义、翻译、参考文献-科学参考

单词	the group ⅦA elements
释义	the group ⅦA elements Encyclopedia 理学第Ⅶ主族元素释 the group ⅦA elements第Ⅶ主族元素包括氟（F）、氯（Cl）、溴（Br）、碘（I）、砹（At）五种化学元素。简称卤素。
随便看	composition matrix composition metal composition of atmosphere composition of atomic nucleus composition of automata composition of biomembrane composition of charging composition of Chinese art song composition of Chinese chamber music ensemble composition of Chinese folk music ensemble composition of Chinese modern choral music composition of Chinese modern folk music ensemble composition of Chinese modern music composition of Chinese movie music composition of Chinese piano music composition of Chinese popular song composition of Chinese television music composition of Chinese violin music composition of coal composition of crude oil composition of dance composition of force composition of forces composition of functions composition of functors

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