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 soild may delineate structures.
利用中子活化分析法对富铬酵母中的铬进行了测定。
The instrumental neutron activation analysis was used to determine Cr content in chromium-rich yeast cells.
介绍了应用REE示踪法研究土壤侵蚀的中子活化分析方法。
INAA techniques of tracing REE applied to studies of soil erosion has been introduced in this paper.
堆中子活化分析中的另一重要干扰是堆快中子引起的阈反应干扰。
Another important kind of interferences in reactor NAA is due to threshold reaction induced by reactor fast neutrons.
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。
An automatic data processing system for reactor neutron activation analysis is designed for personal computer in DOS environment.
通过对石英电子顺磁共振波话及中子活化分析结果的研究，探索其找矿矿物学。
At the same time, the prospecting mineralogy of the quartz has been discussed by way of studving the quartz EPR spectrum a.
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。
Neutron Activation Analysis(NAA) is a valid nuclear analytical technique, whichoccupy an important position in the chemical element analysis.
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。
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.
用仪器中子活化分析测定了南极中国长城站附近的费尔德斯半岛第三纪火山熔岩的微量元素含量。
The "Fildes Peninsula group" tertiary volcanic rocks analysed were outcropped near the Chinese Great Wall Antarctic Station.
结合中子活化分析及瓷釉研究的结果来看，这种改变应是因其制瓷原料或胎料配方发生变化引起的。
Combined with the results of INAA and glaze study, this change in elemental composition should be caused by the change in porcelain raw materials or body-making crafts.
浓集的稳定同位素示踪研究和活化分析技术相结合已成为一种理想可靠的技术，在生物医学中更显示出它的特色。
The combination of enriched stable isotope tracer studies and activation analysis techniques has become an ideal and reliable technique, especially in the fields of biology and medicine.
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。
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.
文中主要叙述了中子活化分析天然泥沙法的原理及在杭州湾北岸研究底沙运动的应用情况。这次试验区域是杭州湾北岸，共取现场泥样27个。
Authors describe the principles and application on investigation of bed-load movement along North Bank of Hangzhou Bay. 27 bed-load samples were callected in the test region.
文中主要叙述了中子活化分析天然泥沙法的原理及在杭州湾北岸研究底沙运动的应用情况。这次试验区域是杭州湾北岸，共取现场泥样27个。
Authors describe the principles and application on investigation of bed-load movement along North Bank of Hangzhou Bay. 27 bed-load samples were callected in the test region.
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