“plutonium-beryllium neutron source”的概念、定义、翻译、参考文献-科学参考

单词	plutonium-beryllium neutron source
释义	plutonium-beryllium neutron source Encyclopedia 理学原子核释 plutonium-beryllium neutron source钚-铍中子源利用钚-239（239Pu）衰变时放出的α粒子去轰击铍（Be）核发生(α,n)核反应，从而放出中子的装置。是α中子源的一种。
随便看	Press-Schechter method Press-Schechter theory press spokesman press spokesman system Press Trust of India PRESS TV Press TV pressure pressure and vacuum metrology pressure angle pressure atomization pressure balance pressure bar pressure-based input pressure broadening pressure buildup testing pressure calibration pressure casting machinery pressure centre pressure coefficient at constant volume pressure-composition-temperature curve pressure control algorithm of pressure constant ensemble simulation pressure control systems pressure control valve pressure coordinate

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