氡子体

本文探讨短寿命氡子体从家兔肺内的廓清。

The clearance of short-lived radon daughters from rabbit lung is studied in this paper .

应用超高压静电就地抑制放射性粉尘、氡子体与放射性气溶胶的试验研究

Research and test for depressing radioactive dust and radon daughters and radioactive aerosols in situ with the technique of supervoltage static electricity

狗经氡子体暴露后血、毛中~（210）Pb和~（210）Po含量的动态变化

Study on dynamic changes of ~ ( 210 ) po and ~ ( 210 ) pb in blood and hair dogs after exposure to radon daughters

对吸入氡子体的家兔，通过体外γ计数测量，观察RaB从其肺内的清除速率。

Re-moval of RaB from the lung of rabbits inhaled radon daughters was followed by external γ - counting .

ICRP新剂量限值对氡子体职业性照射年照射量限值影响的探讨

Study of influence of ICRP NEW dose limit on annual limit on exposure for occupational exposure to radon progeny

结论CN径迹法可有效地测量氡子体对地面等的沉积率，本研究所采用的累积法也是测量平均fA值和粒子沉积速度的有效手段，从而有可能使肺剂量的评价精度得到提高。

Conclusion The CN bare method is good for the measurement of the deposition rate of natural radioactive particles from atmosphere , thereby possibly advancing the precision of the evaluation of the lung dose .

用~（241）Am标准源和加拿大Pylon公司的氡子体标准源对谱仪进行了探测效率测定，并对两种刻度方法存在的误差进行了分析。

The detecting efficiencies of the alpha spectrometer are measured by using ~ ( 241 ) Am alpha standard source and radon progeny standard source of Canada Pylon Company and the differences between the two methods are analyzed .

附近居民通过尾矿库所增加的年有效剂量当量，氡子体为2.1×10~（-2）mSv，γ辐射为5.6×10~（-2）mSv，两者之和约为广大居民的年限制剂量当量的7.7%。

The additional annual effective dose equivalent to the nearby residents is 2.1 × 10-2 mSv from radon daughters and 5.6 × 10-2 mSv from γ radiation . The sum is about 7.7 % of the dose limit for the public .

矿井作业面的粉尘与氡子体是危害工人健康的两大重要因素。

Dust and radon daughters are two major hazards to miners .

空气净化器净化室内氡子体效率的检测

Testing of Efficiency of Air Cleaners to Reduce Radon Daughters

准确确定氡子体测量中的探测效率和自吸收因子

Accurate determination of detection efficiency and self-absorption factors in measuring radon daughter

室内氡子体浓度的动态观测

Dynamic monitoring of the interior concentration of radon decay product

风网中氡子体浓度分布的确定方法

Determination of concentration distribution of radon daughters in AIR-NETWORKS of underground mine

氡子体潜能浓度连续测量的扣除算法

Deduction arithmetic of continuous measurement the radon daughters potential energy

氡子体所致的年附加有效剂量约占总剂量的74%。

Radon progeny contributed about 74 % the total dose .

氡子体致肺癌危险评价中的剂量率效应

Effect of dose rate in assessment of lung cancer risk from radon daughters

固体核径迹探测器测量氡子体平衡因子

Measurement of equilibrium factor for radon daughters by SSNTD

吸烟与氡子体辐照的相互作用

The Interaction between Smoking and Irradiation of Radon Progeny

氡子体α能谱法测量仪器探测效率的测定

Detection efficiency of alpha spectrometer for radon progeny measurement

云锡矿尘及氡子体暴露诱发大鼠肺癌的实验研究

Experimental study on lung cancer induced by exposure of mine dust and radon daughters

氡子体潜能的单位

Units For Alpha Potential Energy of Radon Daughters

氡子体多段测量法

Multi - interval counting for measuring radon daughters

用于收集未结合态氡子体的扩散型取样器

Diffusion type samplers for collecting uncombined radon daughters

本工作研制氡子体连续测量仪。

A radon progeny continuous monitor was developed .

我国某些铀矿井下氡子体平衡因子的现状

Present situation of underground radon progeny equilibrium factor in some uranium mines in China

吸入短寿命氡子体家兔肺剂量随日龄的变化

Variation of lung dose with age of rabbits by inhalation of short-lived radon daughters

局部净化除氡子体可行性的研究

Feasibility of Local Purification for Radon Daughter Removal

氡子体标准源的刻度和应用

Graduation and application of radon daughter standard source

氡子体产生的个人年有效剂量当量为0.88mSv。

The personal annual effective dose equivalent caused by radon daughters is 0.88 mSv .

氡子体与粉尘净化器的研究

Research on Radon Daughter and Dust Cleaner