放射性计数是核探测中的基本方法。
Counting of radioactivity is a important method in nuclear detecting.
结果：支气管分泌物的糖含量与放射性计数不相关。
Results: Through correlation analysis, radioactivity counts and glucose content in the bronchial secretion had no correlation.
结果AD组各神经心理学测验量表评分及SPECT放射性计数比值均低于正常对照组。
Results the values in SPECT radioactive count ratio and scores of neuropsychological tests were lower in the AD patients than that in normal subjects.
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