文章对用于放射性核素测量的切连科夫计数技术作一综述。
In the article, the Cherenkov counting technique for assying radionuclides is reviewed.
对于在放射性核素测量中可能遇到的较强源带来的较大探测器死时间问题进行了研究，找到了进行死时间修正的方法。
A problem, which causes the biggish detector dead time during the biggish power experiments, is discussed. A method used for dead time correction is found.
目的：通过对医用活度计的检验，改善放射性核素活度的测量准确性，减少不必要的照射。
To improve the measurement accuracy of the radionuclide activity by verified the medical activity meter of user in order to reduce unnecessary exposure.
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.
由于进行多金属结核与结壳研究测量样品的量较少，其中的放射性核素含量很低，所以要用低水平放射测量方法完成分析测量工作。
The measuring method of low level radioactivity were used because the sample is often very less and the radioactivity is frequently very low.
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.
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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