1) Ultrafine Radon Daughters
超微态氡子体
3) Radon
[英]['reɪdɔn] [美]['redɑn]
氡子体
1.
In order to investigate and detect the radon and its daughters concentration in gold mine,inside the house of gold washery and life area of main thirteen gold mines in Shandong Province,Radon daughter's annual effective dose equivalent was estimated in exposed workers.
[目的] 调查并检测山东省主要黄金矿山井下、洗选厂房内、生活区居室内空气中氡及其子体浓度;估算井下矿工暴露在氡子体下的年有效剂量当量。
4) Radon Progeny
氡子体
1.
A continuous measuring apparatus base on deduction arithmetic for environmental radon and radon progeny;
基于扣除算法的环境氡和氡子体连续测量仪
2.
A radon progeny continuous monitor was developed.
本工作研制氡子体连续测量仪。
5) radon daughter
氡子体
1.
Deduction arithmetic of continuous measurement the radon daughters potential energy;
氡子体潜能浓度连续测量的扣除算法
2.
The change of the radon daughters density for the purifying area 1 and 2 from the purifier to the face is researched based on the in-situ test at the single face.
通过对新研制的小型双级复合式氡子体净化装置的工业性试验，探讨了独头巷道作业面以净化装置为界面的第一净化区、第二净化区的氡子体浓度的变化规律，试验结果表明，在作业区域内，依据所需风量，安设相应的净化装置，利用循环风流对空气进行净化，可使氡子体与粉尘的净化效率分别达９５％和９９％以上，它既能满足辐射防护的卫生要求，又能节省能耗。
3.
These radionuclides were mainly Radon daughters(isotopes of Po,Pb and Bi).
这些核素中主要是氡子体(Po、Pb和Bi的同位素),它们在空气中以微尘或气溶胶的形式存在。
6) Radon and its progeny
氡及子体
1.
By observing the adverse effects of radon and its progeny on lung(viz.
在众多的环境和职业有害因素中，放射性氡及子体对人类的危害越来越引起社会的关注。
补充资料：超激发态
原子或分子的激发能高于电离电位而没有导致电离的一种瞬时存在的激发态，在原子或分子的右上角加≠表示。超激发态是一个不稳定状态，处于超激发态的分子具有大大超过分子中化学键离解能的能量，极易解离成分子碎片,这些分子碎片中必有一个处在激发态：AB≠─→A*+B。超激发态也可能通过预电离分子来衰减能量：AB≠─→AB++e。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条