Th-衰变产生的放射性核素(气体),如Rn-220等,岩石,土壤中含有这些东西,吸入人体会造成辐射伤害。
n. thoron
misc. thorium emanation
...测氡仪;氡浓度;钍射气 [gap=1036]ywords: radiation and environment protection;radon detector;radon concentration;thoron ...
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... 由于历史原因,α潜能浓度习惯用“工作水平”(WL)这个专用单位。它定义为一升空气内任何比例的短寿命氡子体的α潜能为1.3×105MeV。 钍射气(Tn) 钍A(ThA) ...
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高能物理专业英语翻译E-36-SCIdict学术词... ... 镭射气 emanation, radium 钍射气 emanation, thorium 射气测量计;埃曼测量计 emanator ...
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钍射气子体 Progeny of thoron
我国有些地区和某些类型住房中钍射气浓度较高,有必要加强这一问题的研究。
The indoor thoron concentration in some areas and some kind of houses is higher, the study in this field should be strengthened.
方法用高灵敏度负高压人呼出气中钍射气子体收集测量系统对每名被检矿工测定其肺内钍的沉积量。
Method By using high sensitive negative voltage exhaled thoron progeny collection and measurement system, the thorium lung burdens of each dust exposed miner was obtained.
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