“砷”的概念、定义、翻译、参考文献-科学参考

单词	砷
释义	砷 Encyclopedia 理学砷释 arsenic砷化学元素，元素符号As，原子序数33，原子量74.921595(6)，属周期系ⅤA族。 Astronomy 全称：arsenic。缩写：As砷 Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 arsenic砷
随便看	definite sign definite S integral definite S-integral definite subspace definite - time definite time definition definitional domain definitional equivalence definitional identity definitionally equal definitional occurrence definition by abstraction definition by cases definition by extension definition by induction definition by mathematical induction definition by recursion definition by transfinite induction definition for China's mega cities Definition of Art definition of image definition of labor relation definition of meters definition of relevant market

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。