• 1. Specific radioactivity: 比放射性 | 比活度 | 比活性 | 放射性比度
• 2. E specific radioactivity: 比放射性
• 3. radioactivity specific: 比射 | 放射性比度

更多释义

• 1.Methods the measurable range was broadened through: Lowering of the specific radioactivity of the labelled antigen, increasing the concentration of the anti-serum and improve the curve fitting method.
  方法：通过降低标记抗原的比放射性，提高抗血清的浓度，改进曲线拟合方式等方法，扩大测定范围。
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• 2.Three samples consisted of standard or quasi-standard substances with known specific activities of some nuclides while the radioactivity of the other sample was unknown.
  该比对中的三种样品是由一些具有已知核素比活度的标准物质或准标准物质构成，而另一种是活度未知的盲样。
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