radioactive aerosol

two test methods, natural radioactive background method and decay method, used to verify the detection limit of radioactive aerosol monitors are studied.

研究了放射性气溶胶监测仪的检测方法，即天然本底检测法和衰变检测法。

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a method used for continual measurement of β radioactive aerosol concentration in the air of the special environment is introduced.

介绍一种可用于特殊环境下空气中β放射性气溶胶浓度的连续测量方法。

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the research about the measuring method of β radioactive aerosol in cabins

舱室放射性气溶胶测量技术研究

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research on monitor technology of manmade radioactive element's aerosol

人工放射性核素气溶胶监测技术研究

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study of an advanced continuous radioactive aerosol monitor

新型放射性气溶胶连续监测仪的实验研究

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a high sensitive radioactive aerosol continuous monitor

高灵敏度的放射性气溶胶连续监测仪

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determination and evaluation of radioactive aerosol concentration and its particle size distribution in the submarine

潜艇内放射性气溶胶浓度及粒度分布的测定与评价

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continuous sampling and monitoring for α-radioactive aerosol in environmental air

环境空气中α放射性气溶胶的大容量连续取样及监测

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the study on a radioactive aerosol sampling and filter material with high-performed surface collection characteristics

高表面收集特性α放射性气溶胶取样过滤材料的研究

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to improve the detectable limit of radioactive aerosol monitors, it is very important to eliminate the inter-ference of the natural background, i.e. radon and thoron daughter aerosol.

为提高放射性气溶胶监测仪的灵敏度，消除天然本底即氡子体气溶胶的干扰是极为重要的。

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the airborne radiomaterial is some radiomaterial which is carried by air or other gaseous medium. it is composed of radioactive gas and radioactive aerosol.

气载放射性物质是指由空气或其他气体介质所载的放射性物质，包括放射性气体和放射性气溶胶。

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the analysis indicates that this method results in a higher sensitivity to β radioactive aerosol and a wider measuring range.

分析结果表明，该方法对β放射性气溶胶的测量灵敏度高，测量范围广。

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in this article, a continuous way for monitoring concentrations of β radioactive gas and the β radioactive aerosol in the air under special environment is introduced. the sensitivity, range and error of the measurement are analyzed.

本文介绍一种可用于特殊环境下空气中β放射性气体和β放射性气溶胶浓度的连续测量方法，重点对探测下限、测量范围和测量误差进行了分析。

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study on verification methods for the detection limit of radioactive aerosol monitors

放射性气溶胶监测仪探测限检测方法研究

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Po-210 radioactive ionizer ( 3 year old source) for aerosol charge neutralization and bipolar can be used effective at t ≥ 0.1 sec.

出厂3年的钋-210放射性中和器在t≥0.1秒仍可有效地使用。

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a radioactive aerosol's measurement and analysis in an area

区域α放射性气溶胶测量与分析研究

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this paper describes the new development of the automatic monitor for radioactive aerosol, including designing principles, functions and technical specifications.

本文阐述了新研制的“放射性气溶胶自动监测仪”设计原理、功能和技术指标。

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During the TC, nocturnal inversion in the surface layer was enhanced through radioactive cooling along with the subsidence warming in the upper air, causing aerosol concentrations to increase at night. 5.

热带气旋影响期间，夜间地表辐射加强，加上高空的下沉增温，使得边界层逆温强度明显增大，导致夜间气溶胶浓度显著增加。

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development of α/ β radioactive aerosol prompt real-time monitoring techniques

实时快速放射性气溶胶监测技术研究进展

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measurement of concentrations of α radioactive aerosol in air indoors and outdoors in wuhan city

武汉市室内、外空气中α放射性气溶胶浓度测量

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continuous and quick β radioactive aerosol monitor

空气β放射性气溶胶快速连续监测仪

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research and development of a new radioactive aerosol sampling and filter membrane

新型放射性气溶胶取样过滤膜的研制

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