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- radon emanation technique 氡射气技术
- The research results of the effect of covered soil density on reducing radon emanation rate are introduced. 介绍了覆土密度对降低氡析出率影响的试验研究结果。
- Totally 225 sets of gamma-radiation dose rate and 96 of radon emanation data were obtained. 这些平洞和巷道均穿越了(或低于)拟开掘隧洞的底部,基本上揭露了比选隧洞可能穿越的地层岩性。
- The relation between radon emanation rate and ore humidity is tested by the uranium ore model. 通过铀矿石模型的氡析出率与湿度关系试验得知,向铀矿石表面淋水,可以使其氡析出率降低到原来的1/10左右。
- annual average radon emanation rate 年平均氡析出率
- Radon Emanation Characteristics in Uranium Waste Rock Pile Site 铀废石堆放场地的氡析出特征
- Radon Emanation and Its Control during Underground Mining 地下开采中氡的渗流及其控制
- Keywords uranium ore;radon emanation rate;radiation protection; 铀矿石;氡析出率;辐射防护;
- RESEARCH ON THE EFFECT OF COVERED SOIL DENSITY ON REDUCING RADON EMANATION RATE 覆土密度对降低氡析出率的影响试验研究
- PREDICATION OF MOISTURE CONTENT DISTRIBUTION AND RADON EMANATION RATE ON URANIUM MILL TAILINGS SURFACE 铀尾矿库滩面含水量分布与氡析出率预测
- The technique is still at the experimental stage. 这项技术正处于实验阶段。
- Keywords radon emanation rate;method of active carbon adsorption;tailings impoundment;monitor; 氡析出率;活性炭吸附法;尾矿库;监测;
- 1 P.M.Rutherford,,M.J.Dudas,J.M.arocena; Radon emanation coefficients for phosphogypsum [M];Health Physics; 1995 知网空间,相关分析法在氡室建模中的应用,氡浓度控制,氡室模型,相关分析法,无差调节
- This technique is still in wide use. 这一技术仍被广泛使用。
- Keywords radon emanation coefficient;radon diffusion coefficient;calculation of radium specific activity; 氡射气系数;氡扩散系数;镭比活度计算法;
- The technique of mapping a region or district. 地志学绘制地区地图或行政区地图的技术
- Analyses of radon emanation rate measured by the instrumentality of active carbonadsorption in a uranium tailings impoundment of Hengyang Uranium Mill 衡阳铀厂尾矿库活性炭吸附法氡析出率监测结果分析
- He displayed a flawless technique in the competition. 他在竞赛中显示出了精湛的技艺。
- In many sports (physical) fitness is not as important as technique. 在许多体育运动中，体能没有技巧重要。
- A person with masterly skill or technique in the arts. 艺术名家在艺术上造诣很深的人
