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1·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。

2·Neutron activation analysis for uranium in soild may delineate structures.

分析测定土壤中的铀以圈定构造。

3·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。

4·The instrumental neutron activation analysis was used to determine Cr content in chromium-rich yeast cells.

利用中子活化分析法对富铬酵母中的铬进行了测定。

5·An automatic data processing system for reactor neutron activation analysis is designed for personal computer in DOS environment.

介绍了一个在微机上建立的反应堆中子活化分析数据自动处理系统。

6·The design of automatic radiation and measuring system for neutron activation analysis and its realization are introduced in this paper.

介绍反应堆中子活化自动辐照检测系统的设计和实现过程。

7·Neutron Activation Analysis(NAA) is a valid nuclear analytical technique, whichoccupy an important position in the chemical element analysis.

中子活化分析是一种有效的核分析技术，在微量和痕量元素分析中占有重要地位。

8·Meanwhile the variation and status of distribution of many elements content in the different parts of vitreous shoot were determined by neutron activation analysis technique.

利用中子活化分析技术测定了玻璃苗不同部位中的多种元素含量和分布状况及变化。

9·An INAA (Instrumental Neutron Activation Analysis) method was used to determine the abundance of rare-earth elements in 58 late Palaeozoic coals and related rocks in North China.

采用仪器中子活化分析法(INAA)测定了华北晚古生代石炭纪-二叠纪58个煤及煤层夹矸和顶底板样品的稀土元素含量。

10·In the paragraph of the method of using artificial tracer, there is the explanation about the tracer technology of neutron activation analysis and the method of Lanthanide-DTPA tracer.

在人工示踪法中叙述了中子活化示踪沙技术和稀土元素- DTPA螯合物示踪法。