“background radiation”的概念、定义、翻译、参考文献-科学参考

单词	background radiation
释义	background radiation [`bak´grau̇nd ´rād·ē`ā·shǝn] ^NUCLEONICS The radiation in humans' natural environment, including cosmic rays and radiation from the naturally radioactive elements. Also known as natural radiation. ^PHYSICS Radiation which is due to sources other than the source of interest in a measurement of radiation and which is detected by the measuring apparatus.
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