英语词汇“potassium-40”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	potassium-40
释义	potassium-40 n. A naturally occurring beta-emitting radioactive isotope of potassium having a half-life of 1.3 billion years; it is the chief source of natural radioactivity of living tissue. Words nearby potassium-40 potash feldspar, potass, potassa, potassic, potassium, potassium-40, potassium-42, potassium-43, potassium acetate, potassium antimonate, potassium-argon dating The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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potassium-40