“electron beam”的概念、定义、翻译、参考文献-科学参考

单词	electron beam
释义	electron beam [i`lek´trän ´bēm] ^ELECTRONICS A narrow stream of electrons moving in the same direction, all having about the same velocity.
随便看	hypostome hypostracum hyposulculus hyposynergia hypotarsus hypotelorism hypotension hypotenuse hypo test hypothalamic center hypothalamic releasing factor hypothalamoneurohypophyseal system hypothalamoneurohypophyseal tract hypothalamus hypotheca hypothenar hypothermal hypothermal deposit hypothermia hypothesis hypothesis testing hypothetical parallax hypothyroidism hypotonia hypotonic

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