radon concentration 中文意思是什麼

radon concentration 解釋
氡濃度
  • radon : n. 【化學】氡〈由鐳裂變後生成的放射性元素，舊名 radium emanation 〉。 radon daughters氡放射性衰變產物〈香煙煙塵中的一種放射性微粒，對被動吸煙者的健康有害〉。
  • concentration : n. 1. 集中。2. 【化學】提濃，蒸濃，濃縮；濃度；稠密度；【礦物】汰選，選礦，富化。3. 集中注意，專心。
  1. Conclusion we should avoid exposure to it during the periods of high radon concentration in our life and work, keep room ventilating, take measures to reduce radon concentration in lower floors, fur the tall buidings

    結論在日常活動和工作時應該盡量避開氛濃度較高的時間段，室內應經常通風，對高層建築物應重點作好較低樓層的降氮工作。
  2. Radon concentration in ground water was measured at 18 points including two continuous recording stations.

    測量了包括兩個連續記錄臺站在內共18個點的地下水的氡濃度。
  3. Standards for controlling radon concentration in dwellings

    住房內氡濃度控制標準
  4. Study on the temporal change of radon concentration

    空氣中氡濃度時間變化規律探討
  5. The authors used the theoretical model to calculate the radon concentration of air at a certain residential area of linchuan city, jianxi province, which has been preliminarily proved to the effective

    運用大地大氣氡交換模型計算了江西臨川市某住宅區空氣中氡濃度，取得了初步的應用效果。
  6. Radon concentration level in the pits of 24 coal mines in zaozhuang mining area

    棗莊礦區24所煤礦井下氡濃度水平
  7. Scintillation flask method for measuring radon concentration in the air

    空氣中氡濃度的閃爍瓶測量方法
  8. Research on radon concentration and radioactivity level of part coal mine in guizhou province

    貴州省部分煤礦氡濃度及放射性水平的研究
  9. Investigation on the concentration level of radon in the tunnel workplace in a hydropower station

    水電站隧道作業場所空氣氡濃度水平調查
  10. A we have not found the need to carry out specific inspections on buildings completed in the past three years in hong kong to check if radioactive substances have been used in building construction. we have been conducting instead periodic surveys on the concentration of radon which, if allowed to accumulate, may pose health risks

    一我們不認為有需要特別檢驗本港在過去三年落成的樓宇是否使用輻射性建築材料，但已不時測量本港樓宇的氡氣量，因為積聚的氡氣可能危及人體健康。
  11. We have not found the need to carry out specific inspections on buildings completed in the past three years in hong kong to check if radioactive substances have been used in building construction. we have been conducting instead periodic surveys on the concentration of radon which, if allowed to accumulate, may pose health risks

    （一）我們不認為有需要特別檢驗本港在過去三年落成的樓宇是否使用輻射性建築材料，但已不時測量本港樓宇的氡氣量，因為積聚的氡氣可能危及人體健康。
  12. The concentration of radon in ornament and control group was lower than the standard and had nothing to do with completed time

    影響污染物濃度的主要因素為竣工時間、油漆、塗料、復合地板、化纖地毯、人造板用品、增白劑。
  13. Objective to analyze the temporal and spatial variations of radon concentration by measuring in some labs and typical buildings in chengdu

    摘要目的通過對成都某幾個氡氣觀測實驗室以及代表性建築物的氡濃度測量，分析氡濃度的時間變化特點和垂直變化特點。
  14. Analysis and modeling of statistical distributions of indoor radon concentration from data valorization to mapping and simulations are critical issues for real decision - making processes

    本研究經由統計分析及模式化室內氡氣濃度，使資料繪圖及模擬作為真正決策時之依據。
  15. Cancer of the lung has been observed in miners exposed to high concentration of radon and its decay products

    由於在含高濃度氡氣及其子體的環境工作，礦工的肺癌發生率因而增加。
  16. This paper introduces a kind of intelligent calibration equipment for measuring radon concentration - hd - 5 multi - function ecological radon chamber, including its configuration, the calculating procedure of confirming radon concentration, and make analysis on the performance of the chamber

    摘要本文介紹了智能型測氡儀器標定裝置hd - 5型多功能生態氡室的結構及氡濃度定值的計量過程，並分析了該氡室的性能指標。
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