“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	measurement technology for multi-phase flow measurement theory measurement uncertainty measurement unit measurement validity measurement while drilling system measurement—control for crushing and screening process measure mileage measure of accuracy measure of algebraic independence measure of an angle measure of an error measure of angle in degrees measure of approximation measure of area measure of a set measure of association measure of bounded variation measure of compact support measure of correlation measure of curvature measure of degradation measure of dependence measure of dispersion measure of distortion

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。