radon daughter meaning in English
氡子体
Examples
- The evaluated results in unscear 1993 report indicate that more than half of effective dose of nature radiation exposure to the human being comes from radon and its daughters , so the studies on radon and radon daughters have widely gotten attention in the field of radiation protection more than half century
根据unscear1993年报告的估算，人类受到的天然辐射一半以上来自氡及其子体的贡献，所以半个世纪以来氡及其子体一直是天然辐射领域研究的热点。 - According to the findings of a study by the city polytechnic university to measure the levels of radon daughter which is a potentially lung - cancer - causing radioactive substance in mass transit railway stations in the territory , 23 out of the 31 underground mtr stations have levels of radon daughters exceeding the average level in the world
根据城市理工大学一项测量本港地下铁路车站“地铁站”内含有可引致肺癌的辐射性物质氡子体水平的研究结果，在全港31个建于地底的地铁站中，有23个所含的氡子