“卤素”的概念、定义、翻译、参考文献-科学参考

单词	卤素
释义	卤素 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	underground natural gas storage underground nuclear explosion underground nuclear test underground oil and water movement rule underground oil chamber underground oil depot survey underground oil storage comes from salt cavity underground oil storage facility underground oil storage in rock caverns underground operation safety technology underground parking underground parking system underground passage underground pedestrian system underground personnel transportation vehicle underground pipeline underground pipeline detecting and surveying underground pipeline information system underground pipeline modeling underground pipeline survey underground pneumatic down-the-hole drilling rig underground power plant underground power transmission underground public facilities planning underground pump room

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。