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- The radon exhalation rate is used as the basic factor of radon geological potential. 氡析出率是反映氡地质潜势的最好参数。
- The experiment method of humidity correction in the radon exhalation rate measurement by the method of the activated charcoal a... 本文给出了活性炭法测氡析出率的湿度修正实验方法,并给出了混凝土、石膏板介质表面的析出率修正实验数据。
- By reason of the exhalation medium contains a quantity of the water,the activated charcoal will absorb some water while measuring radon exhalation rate with activated charcoal. 本文给出了活性炭法测氡析出率的湿度修正实验方法,并给出了混凝土、石膏板介质表面的析出率修正实验数据。
- On the basis of distribution of radioactive elements and geological background , the theory equation of radon exhalation rate is derived from the decay rule of radioactive elements and gas diffusion. 根据放射性元素分布规律、地质背景及放射性元素衰变等，建立了计算氡析出率的理论公式。
- The radon exhalation rate apparatus 氡析出率仪
- Study Of the Influencing Factors Of Measuring Radon Exhalation Rate By the Method Of The Activated Charcoal Absorption 活性炭法测量氡析出率的影响因素研究
- Study of Measuring Radon Exhalation Rate from Materials Surface by Instrumentality of Activated Charcoal Absorption 活性炭吸附法测量介质表面氡析出率的探讨
- Measuring Radon Exhalation Rate from Uranium Tailings by the Instrumentality of Active Carbon Absorption 活性炭吸附法测量铀尾矿氡析出率
- DISCUSSION ON THE FORMULA OF ELECTROSTATIC COLLECTION RADON EXHALATION RATE MONITOR 静电收集式氡析出率仪的计算公式讨论
- Discussion of influencing factors on the radon exhalation rate and theoretical model 土壤氡析出率影响因素及估算模型
- Keywords Radium content;Moisture saturation;Porosity;Grain size;Soil radon concentration;Radon exhalation rate from soil; 镭含量;含水饱和度;孔隙度;粒径;土壤氡浓度;地表氡析出率;
- soil radon exhalation rate 土壤氡析出率
- The radon exhalation rate 氡析出率
- Radon Exhalation Rate 氡析出率
- The 19 samples from different building material factories were collected for four kinds of building materials.The activity concentration and radon exhalation of building materials were measured. 摘要收集了4类共19个来自不同生产企业的建筑材料样品，对样品的放射性活度浓度和氡析出率进行测量。
- Keywords radon;geological potential;diffusion;exhalation rate; 氡;地质潜势;扩散;析出率;
- At this rate we won't be able to afford a holiday. 照这样下去，我们不会有时间／钱去度假的。
- Thoron Exhalation Rate Monitor With Absorber 测量气土析出率的吸收体法
- What's the going rate of computer programmers? 计算机程序设计人员的一般工资是多少？
- By power we mean the rate of doing work. 我们说功率就是指做功的速率。
