31 伽瑪照相機偵測之伽瑪射線數目除以射源活度(the number of γrays detected divided by the source activity)係指伽瑪照相機之?(A) sen
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31 伽瑪照相機偵測之伽瑪射線數目除以射源活度(the number of γrays detected divided by the source activity)係指伽瑪照相機之? (A) sensitivity (B) specificity (C) resolution (D) image quality