The Air Kerma Rate of 125I sources is determined by the well-type ionization chamber.Thereafter the apparent activity of 125I sources is calculated and measured results are anylyzed.
采用井型电离室测定125I粒
源的空气比释动能率，进而估算出125I粒源的
观活度（又称等效活度），并对结果进行了分析。
The Air Kerma Rate of 125I sources is determined by the well-type ionization chamber.Thereafter the apparent activity of 125I sources is calculated and measured results are anylyzed.
采用井型电离室测定125I粒源的空气比释动能率，进而估算出125I粒源的观活度（又称等效活度），并对结果进行了分析。
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，
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