“oxygen-18”的概念、定义、翻译、参考文献-科学参考

单词	oxygen-18
释义	oxygen-18 [`äk·sǝ·jǝn ā`tēn] ^{NUCLEAR PHYSICS} Oxygen isotope with atomic weight 18; found 8 parts to 10,000 of oxygen-16 in water, air, and rocks; used in tracer experiments. Also known as heavy oxygen.
随便看	beam antenna beam approach beacon system beam attack beam attenuator beam-balanced pump beam bearing plate beam blocking beam bolster beam box beam bracketing beam brick beam bridge beam building beam ceiling beam-climber guidance beam clip beam column beam compass beam-condensing unit beam coupling beam current beam-deflection amplifier beam-deflection tube beam diameter beam divergence

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