“protactinium”的概念、定义、翻译、参考文献-科学参考

单词	protactinium
释义	protactinium Encyclopedia 理学放射性元素释 protactinium镤天然放射性元素，元素符号Pa，原子序数91，原子量为231.03588，属周期系ⅢB族，锕系元素。 Physics protactinium=protoactinium镤91Pa｛化｝ Astronomy protactinium缩写：Pa。镤 Chemistry ＞放射化学与辐射化学＞放射性元素化学＞释义 protactinium镤
随便看	mathematical model of grammatical gender of noun mathematical model of groundwater mathematical model of input-output mathematical model of multicomponent flow in porous media mathematical model of multiphase flow in porous media mathematical model of power generation system mathematical model of power system mathematical model of single phase flow in porous media mathematical model of storm surge mathematical model of synchronous motor mathematical model of transformational grammar mathematical morphology mathematical nature mathematical notation mathematical object mathematical optimization mathematical paper mathematical pendulum mathematical periodicals mathematical physic mathematical physics Mathematical Population Theories Mathematical Principles of Natural Philosophy mathematical probability mathematical problem

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