| 1. | In the field of nuclear safeguard , physical protection is an important technical measure
在核保障领域，实物保护是一项重要的技术手段。 |
| 2. | Last year , in an effort to avoid being referred to the security council for its egregious breaches of nuclear safeguards , iran offered to clear up all outstanding issues in just three weeks
去年，在一次逃避联合国安理会追究它的核装置问题的努力中，伊朗提出3周内解决所有明显的争议问题。 |
| 3. | Uranium enrichment measurement and attributes determination are important activities in mc & a system and routine safeguards inspections . y - ray spectrometry is important one of nda methods widely used in nuclear safeguards
铀样品的富集度分析及属性判定是核保障中衡算测量和核查测量的重要内容，能谱分析方法是核保障无损分析( nda )技术中重点研究的方法。 |
| 4. | Under a nuclear safeguards agreement , australia will need to accept chinese assurances that any uranium exported from australia would be used for peaceful purposes only , and that it would comply with the international nuclear non - proliferation treaty ( npt )
在一项核能源安全控制协议下，澳大利亚需要中国保证任何输出的铀都只能用于和平的目的，这也和澳大利亚参加的国际核不扩散条约（ npt ）一致。 |
| 5. | For example , the united states continues to be concerned about chinese sales of dangerous weapons and technologies . through our dialogue , however , we have built a record of cooperation on agreements to ban nuclear explosions , outlaw chemical arms and enhance international nuclear safeguards
自一九五二年起，我们与日本的安全关系一直是维持该区安定环境的要素，使该区各国不用分心研发武器而可全力发展经济。 |
| 6. | These activities include efforts to strengthen export controls , international nuclear safeguards , physical protection of nuclear materials and facilities , nuclear emergency management , and radioactive source security by setting up information exchanges and training programs
这些安全努力包括：通过建立信息交流和培训项目加强出口控制、国际核安全保障、核材料及设施实地保护、核危机处理以及对放射源的保护。 |
| 7. | Nondestructive assay ( nda ) techniques have become powerful tools for quantitative determination of special nuclear materials ( snm ) , and played an important role in nuclear material control and accounting ( mc & a ) , also in inspection of nuclear safeguards
无损分析( nda ： nondestructiveassay )技术已经成为定量分析特种核材料( snm ： specialnuclearmaterials )的重要工具，它在核材料控制与衡算( mc & a )方面以及在核保障核查工作中起着重要作用。 |
| 8. | The agreement establishes a process to collaborate with each other and with the international atomic energy agency ( iaea ) on export controls , international nuclear safeguards , protection of nuclear materials and facilities , nuclear emergency management and radioactive source security , it said
这一协议为双方的合作，以及国际原子能组织控制下的核能出口，国际核安全、核原料的安全和保护、核问题紧急的处理、放射性核能的安全问题，都作出了建设性的贡献。 |
| 9. | The present work is the first in china to research tgs according to the requirements of nuclear safeguards technology in china . three key techniques , determination of detection efficiency , tgs transmission image reconstruction methods and fast reconstruction technique of tgs emission image , are researched thoroughly based on the careful analysis of lots of information on tgs
本文在充分调研和分析了国外1990年到现在有关tgs技术的信息资料和大量论文报告的基础上，针对tgs技术研究中的探测效率刻度、透射测量图像重建计算和发射测量图像快速重建计算三个关键技术进行了如下三方面的研究。 |
| 10. | Ann methods are feasible for the verification measurements in nuclear safeguards . experimental data sets have been used to study the performance of neural networks involving radial basis function neural network and generalized regression neural network ( grnn ) . the optimization of the parameter spreads have been given and the analysis error of grnn no more than 0 . 2 %
分析结果表明，使用泛化能力较高的混合训练集训练神经网络，网络给出的富集度值与标准样品的标称值之间的相对差异小于13 % ；使用泛化能力相对较弱的分组训练集训练神经网络，网络给出的分析结果的不确定度小于2 % ；使用分组训练集和广义回归神经网络，网络给出的分析结果的不确定度小于0 |
