比ひ放ほう射しゃ能のうじ字FuriganaMeanings1nounspecific radioactivityTechnical term in nuclear physics and radiochemistry; radioactivity per unit mass or volume.この試し料りょうの比ひ放ほう射しゃ能のうを測そく定ていした。We measured the specific radioactivity of this sample.
