绝对活度 absolute activity
- 器官组织的绝对活度定量是吸收剂量估算的必要步骤。
The quantification of absolute activity in vivo is necessary procedure of estimating the absorbed dose of organ or tissue. - 本文介绍用于放射性核素活度绝对测量的相关方法的基本原理、应用及其优点。
This paper describes the principle and application of correlation method in the absolute radioactivity measurement. - 在液闪计数装置中采用这种对数放大器实现了对一些放射性核素活度的绝对测量。
Using this amplifier in a liquid scintillation counting device, absolute measurements of the activity of some radionuclides have been realized.
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