“specific activity”的概念、定义、翻译、参考文献-科学参考

单词	specific activity
释义	specific activity [spǝ`sif·ik ak`tiv·ǝd·ē] ^NUCLEONICS 1. The activity of a radioisotope of an element per unit weight of element present in the sample. 2. The activity per unit mass of a pure radionuclide. 3. The activity per unit weight of a sample of radioactive material.In these three cases, specific activity can be expressed in such units as millicuries per gram, disintegrations per second per milligram, or counts per minute per milligram.
随便看	Amor Amor object amorphic allele Amorphosporangium amorphous amorphous film amorphous frost amorphous laser amorphous memory array amorphous mineral amorphous peat amorphous ribbon amorphous semiconductor amorphous sky amorphous snow amorphous solid amortisseur winding amortize amortizement amosite amount limit amount of substance AMP amp ampacity

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