“radon-220”的概念、定义、翻译、参考文献-科学参考

单词	radon-220
释义	radon-220 [`rā´dän ´tü`twen·tē] ^{NUCLEAR PHYSICS} The isotope of radon having mass number 220, symbol ²²⁰Rn, which is a radioactive member of the thorium series with a half-life of 56 seconds.
随便看	network constant network control program network data structure network filter network flow networking network input impedance network master relay network phasing relay network planning network relay network server network structure network synthesis network system network theory network transfer admittance Neuberg blue Neugebauer effect Neumann bands Neumann boundary condition Neumann function Neumann-Kopp rule Neumann line Neumann lines

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