“barium”的概念、定义、翻译、参考文献-科学参考

单词	barium
释义	barium Encyclopedia 理学钡释 barium钡化学元素，元素符号Ba，原子序数56，原子量137.327，属周期系ⅡA族，碱土金属。 Physics barium钡₅₆Ba｛化｝ Astronomy barium缩写：Ba。钡 Chemistry ＞无机化学＞无机化学基本概念与无机化合物＞释义 barium钡
随便看	Learning and Instruction learning and instructional design learning anxiety learning as a process of enculturation learning as a side effect learning automaton learning behavior learning behavior in rodents learning behavior mechanism learning behavior of livestock learning by analogy learning by analogy, analogy learning learning by design learning by doing learning center activity learning community learning condition learning contract learning control learning control systems learning curve learning cycle learning data mining learning diagnosis learning disabilities

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。