人工放射性

上海市大气中人工放射性水平调查及评价

Survey and Assessment on Artificial Radioactivity Level in Shanghai Atmospheric Environment

地表水中天然和人工放射性的研究现状

Current progress in research of natural and artificial radioactivity in surface waters

航测寻找大苑南人工放射性热点~（152）Eu的实例

An example of capturing a hotspot of man-made radioactive ~ ( 152 ) eu

冲绳海槽沉积物中人工放射性~（137）Cs的分布规律

Investigation of artificial radioactive isotope ~ ( 137 ) cs in Okinawa Trough sediments

γ能谱法分析土壤样品中几种人工放射性核素的活度

Radioactivity Determination of Several Man-made Radionuclides in Soil Samples by γ Spectrometry

人工放射性核素气溶胶监测技术研究

Research on Monitor Technology of Manmade Radioactive Element 's Aerosol

大亚湾近岸沉积物对人工放射性核素的吸附

Adsorption of radionuclides by the particulate matter from the surface sediment of Daya Bay

人工放射性核素的制备和应用

Preparation and application of artificial radionuclides

快速鉴别空气中人工放射性污染&β衰变比值法

The Quick Distinguishing of the Artificial Radioactive Contamination of the Air by β - decay Proportional Method

局部区域的人工放射性活度与采样时间和地理位置有关。

The activity of artificial radionuclides in some areas has a relationship to the location and time of sampling .

全球人工放射性活度呈下降趋势，但各海区下降的程度不同。

The level of artificial radionuclides on earth shows a decrease tendency and with different degree in each sea area .

本文分别从环境同位素和人工放射性同位素示踪地下水活动，阐述水同位素技术在解决地下水资源问题所起的独特的作用。

The paper describes the unique role to settle groundwater resources problem by water isotope technique separated from environment isotope and artificial radioactivity isotope tracing groundwater movement .

科学家们纷纷借助病毒“中子”作为炮弹，去轰击细胞基因核素，看看能否通过细胞核反应，产生出某些在自然界尚未发现过的人工放射性核素。

Scientists use virus neutron as cannonball to bombard the cell genetic nuclide , observing whether or not it can go through the cell reaction while producing some untapped artificial radionuclide .

对历年发表在同位素表上的资料进行了比较，发现人工放射性同位素的数目随时间呈极好的线性关系，新的人工放射性同位素发现率约为每年50种。

It has been found that the increase of the number of artificial radioisotopes with the years is beautifully linear with a discovery fate of approximately 50 new artificial radioisotopes per year .

利用人工放射性同位素~（131）I作示踪剂，对齐鲁石化总公司大武水源地岩溶地下水进行连通试验，效果良好。

The karst groundwater linkage test is conducted for the Dawu water source station of Qilu General Petrochemical Company , utilizing the artificial radioactive isotope I as a tracing agent , the effect is satisfactory .

同位素水文技术有三个方面的应用：水的各种环境同位素成分变化的应用（如在水资源开发中的应用），人工放射性示踪技术的应用及放射性仪表的应用。

Isotope hydrology is applied in three ways : the use of change in environmental isotopic composition of water ( especially used in water resources exploitation ), the use of artificial radioactive tracers and the use of radioisotope instruments .

人工污染的放射性元素90锶、137铯均在ALI值的1%以下。

The intakes of man made radionuclides , 90 Sr and 137 Cs were all below 1 % of ALI .

利用近代物理实验中γ射线的探测方法，测量了家庭装饰建材的γ辐射剂量率，比较了花岗岩及釉面砖等天然和人工合成建材的放射性水平，给出其超标的概率；

Using the detection method of γ ray in modern physics experiment , γ ray level of building materials in family decoration is measured . The radiation level of savageness and artificial synthesizing building materials are compared , and probability of exceed standard is given .