“strontium unit”的概念、定义、翻译、参考文献-科学参考

单词	strontium unit
释义	strontium unit [`strän·tē·ǝm ´yü·nǝt] ^NUCLEONICS A unit of concentration of strontium-90 in a medium relative to the concentration of calcium, equal to 10^-12 curie of strontium per gram of calcium. Abbreviated SU. Also known as sunshine unit (deprecated usage).
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