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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·Known as neutron activation, the technology provides precise results, even on tiny samples.

这种被称作“中子激活分析”的技术甚至能对微小的样本提供精确的结果。

4·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。

5·Neutron activation technique was first tried to make tracing measurement for bed-load movement.

并首次在国内试用了中子活化技术对底沙运动进行了示踪测定。

6·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。

7·The neutron activation iron method was contrasted with the associated-particle method, the preparatory experiment was done.

通过铁活化法与伴随粒子法得到的中子注量相比较，完成了预备实验。

8·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。

9·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。

10·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。