“halogen”的概念、定义、翻译、参考文献-科学参考

单词	halogen
释义	halogen Encyclopedia 理学卤族元素释 halogen卤素包括氟（F）、氯（Cl）、溴（Br）、碘（I）、砹（At）五种化学元素。属周期系ⅦA族（17族）。它们都以典型的盐类形式存在于自然界，所以称为卤族元素，含义是成盐元素，简称卤素。其中砹是放射性元素。 Physics halogen卤素｛化｝ Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 halogen卤素
随便看	centralized type of organization centralized water supply centralize kalman filtering centralizer centralizer group centralizer ring centralizing extension centralizing parameter central lacteal central library central limit theorem central limit theorem in the Bernoulli case central line central line and facility data central lobe central-local relationship Central Lowland centrally biased estimator centrally directed field of force centrally dynamic route guidance systems centrally isomorphism subgroup centrally located sample centrally mediated abdominal pain syndrome centrally symmetric centrally symmetrical

科学参考收录了854744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。