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
比释动能率，
而估算出125I粒表观活度（又称等效活度），并对结果行了分析。
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技智慧坊 技智慧坊 Outside of this device these electrons and positively charged atmospheric ions would eventually recombine and become neutral, however in this contraption, called an ionization chamber, we want to use alpha decay to help us detect smoke.
在这
装置之外， 这些
子和带正的大气
子最终会重新结合并变为
性，然而在这称为室的装置，我们想使用α衰变来帮助我们探测烟雾。
