单词	cyclotron
释义	cyclotron /ˈsʌɪklətrɒn / noun Physics An apparatus in which charged atomic and subatomic particles are accelerated by an alternating electric field while following an outward spiral or circular path in a magnetic field.Perhaps the most important improvement has been the replacement of an electrical magnet with a series of permanent magnets to generate the cyclotron's magnetic field.... Lawrence used his cyclotron to accelerate deuterons that were then crashed into sodium, producing a therapeutically useful radioisotope of sodium. The antiproton was produced when protons from a cyclotron were used to bombard a copper target.
随便看	bezoar Bezpopovtsy bezzie bezzy be —— to the good b.f. BF BFD BFF BFI B-film BFN BFPO BG BGH BGN Bh BHA bhadralog bhadralok Bhagavadgita Bhagwan bhai bhajan bhaji

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