“Cs-137 radiation source”的概念、定义、翻译、参考文献-科学参考

单词	Cs-137 radiation source
释义	Cs-137 radiation source Encyclopedia 理学气体辐射化学释 Cs-137 radiation source铯-137辐射源以铯的放射性同位素铯-137（γ射线平均能量0.66164兆电子伏，半衰期30.174年）做成的辐射源。
随便看	pre equilibrium pre-equilibrium preequilibrium pre equilibrium reaction pre-equilibrium reaction preequilibrium reaction pre-equivalence data pre-equivalence relation pre-esterification of oil preevacuate preexcited preexist preexitation syndrome pre exponential factor pre-exponential factor preexpose prefabricate prefabricated building system integration prefabricated concrete columns prefabricated concrete composite beams prefabricated concrete stairs prefabricated concrete structure prefabricated construction prefabricated housing/ assemble housing prefabricated installation technology

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