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- passive activation analysis 无源活化分析
- Neutron activation analysis for uranium in soild may delineate structures. 用中子活化分析测定土壤中的铀以圈定构造。
- Neutron activation analysis for uranium in soil may delineate structures. 用中子活化分析测定土壤中的铀以圈定构造。
- The results lay the foundation for the study of on-line neutron activation analysis system. 计算结果表明,中子活化在线分析系统的最优化慢化材料为聚乙烯。
- Also epithermal neutron activation analysis and cyclic activation analysis had be developed on Shenzhen MNSR. 建立超热活化分析和循环活化分析方法,制备了医用放射性玻璃微球。
- Hemagglutination Activity Analysis of Agglutinin from Eriocheir sp. 绒螯蟹凝集素的红细胞凝集活性分析。
- The elemental contents of Zn， Se， Mg， Mn， Na， K and Cl in rabbit brain tissues were determined by instrumental neutron activation analysis (INAA). 结果表明，某些元素的含量在脑缺血后有显著变化,并随时间而变。
- The elemental contents of Zn, Se, Mg, Mn, Na, K and Cl in rabbit brain tissues were determined by instrumental neutron activation analysis (INAA). 结果表明,某些元素的含量在脑缺血后有显著变化,并随时间而变。
- An anion exchange preconcentration-neutron activation analysis procedure is developed to determine (iridium) in seawater. 研究了用阴离子交换预富集中子活化法测定海水中铱的分析方法。
- More than 20 types of metallic elements were discovered in XC gas field, Sichuan Basin, when it was studied by neutron activation analysis (NAA). 利用中子活化法对四川盆地XC气田的天然气进行分析,发现其中含有20多种金属元素。
- The geochemical features of different types of Dushan jade are differentiated based on trace element and REE geochemistry using neutron activation analysis (NAA). 应用中子活化分析法对河南南阳独山玉的稀土微量元素进行了研究,结果表明:白独玉、绿独玉与黑独玉的地球化学特征有明显的差别。
- The combinatory neutron activation analysis (CNAA)-a combination of destructive and non-destructive neutron activation analysis (NNAA)-of rare earth elements is given. 本文应用组合中子活化分析法(CNAA)测定了含量在0.;1ppm 左右且含铀量为几 ppm 的稀土属各元素。
- For homogeneity testing, samples of Chinese SRM GBCW-F1 were analyzed by means of instrumental Neutron Activation Analysis (INAA) for Th, Cr, Sc, Fe, Co and Eu contents. 本文用INAA方法分析了国产煤飞灰标准参考物GBCW－F1的均匀性。
- The distribution characteristics of organo-halogens in apple and their sources were studied by neutron activation analysis combined with statistical analysis. 采用中子活化分析方法,研究了苹果中有机卤素污染物的分布特征。
- Combined Passive Active Detection 被动与主动综合探测(雷达)
- Passive Active Detection and Location 无源与有源探测和定位(声呐)
- A quantitative relationship has been obtained through thermal activation analysis, which can discribe fully the transition caused by loading rate or by tempera... 该关系初步描述了由于速率和温度引起的韧脆性转化过程。
- He played a passive role in the marriage. 他在婚姻中扮演了一个被动的角色。
- Passive Active Surveillance System 被动一主动监视系统
