“positron emission”的概念、定义、翻译、参考文献-科学参考

单词	positron emission
释义	positron emission [`päz·ǝ´trän i´mish·ǝn] ^{NUCLEAR PHYSICS} A β-decay process in which a nucleus ejects a positron and a neutrino.
随便看	constant-pressure surface constant radio code constant-resistance dc potentiometer constant-resistance network constant series constant-speed drive constant-speed propeller constant term constant-velocity recording constant-velocity universal joint constant-voltage generator constant-voltage transformer constant-volume gas thermometer Constellariidae constellation constipation constituent constituent day constituent number constitutional anthropology constitutional isomers constitutional unit constitution diagram constitutive enzyme constitutive equations

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