低能

dī nénɡ
  • mental deficiency;feeblemindedness
  • low-energy
低能低能
低能 [dī néng]
  • [mental deficiency] 智力发育不良,智力低下,近于痴呆,被认为是中枢神经系统的缺陷所致,且无法治愈

  1. 低能重离子引起DNA链断裂和诱发基因突变谱的研究

    Study on DNA Strand Breaks and Mutation Spectrum Induced by Low-energy Heavy Ions

  2. 低能离子注入介导外源DNA转化的原理与应用

    Principle of Exogenous Mega-DNA Transformation Mediated by Low-Energy Ion Implantation and their Applications

  3. 他们对努力持消极看法,相信必须努力做某些事情是低能的标志。

    They had negative views of effort , believing that having to work hard was a sign of low ability .

  4. 这最多也不过是一批低能的小人物自己干的无聊把戏而已。

    At worst some egregious minion had conducted a childish private enterprise .

  5. 低能电子与Li原子碰撞激发的R矩阵计算

    The r - matrix calculation for low-energy electron impact excitation

  6. 高稳定度的低能X射线管高压发生器的研制

    Application Research on high steady high-volt generator of low power x-ray tube

  7. 低能X射线对NMOST的辐照损伤及退火特性

    Radiation Damage and Annealing Behaviour of Low Energy X-Ray Irradiated NMOS Transistors

  8. 一种新的辐射试验技术&低能X射线辐照

    A New Irradiation Technology & Low Energy X-ray Radiation

  9. 低能X射线在磁带磁层中的散射和吸收校正

    Scattering and absorbed correction of low energy X-ray in magnetic tape and magnetosphere

  10. 低能X射线的剂量增强效应

    Dose Enhancement Effect of Low Energy x - rays

  11. Si(113)表面原子结构的低能电子衍射研究

    A LEED study of atomic structure on si ( 113 ) surface

  12. 高活度低能X,γ辐射源发射能谱的测定

    The Determination of Radiative Spectrum of Low-Energy X ,γ Radiant Source with High Activity

  13. 低能γ射线和X射线在几种金属薄膜中产生的次级辐射效应研究

    A Study on secondary radiation effects induced by low energy γ and X ray

  14. MonteCarlo方法模拟低能电子在Al中的散射

    Monte Carlo simulation of low energy electron scattering in aluminum target

  15. 网状~(63)Ni低能β放射源的研制

    The preparation of the copper mesh source of  ̄( 63 ) ni

  16. 低能N~+重离子注入处理后小麦种胚内的DNA期外合成

    Unscheduled DNA synthesis induced by low energy n  ̄ + heavy ion of seed embryos in Triticum aestivum

  17. 低能表面基材用UV固化胶粘剂的研制

    Study on UV Cured Adhesive for the Low Energy Surface

  18. 多重离化态Fe~(3+)离子低能碰撞实验研究

    Experimental Research on Low-energy Collision of Multiply Charged Fe ~( 3 + ) Ions

  19. 低能电子在固体表面背散射系数的直接MonteCarlo方法模拟

    Detailed Monte Carlo Simulation of Low Energy Electron Backscattering from Solids

  20. 本文叙述了一种性能良好的电荷灵敏前置放大器,把它用于低能X射线的探测,从其计算结果看是可行的。

    This paper describes an ultra-low noise charge sensitive preamplifier used to detect lower energy x-ray .

  21. 高纯硅低能粒子辐照E′色心形成动力学研究

    Kinetic study of E ′ center formed by radiation with low energy particles in high purity silica

  22. 低能γ光子及X射线在透射金属箱方向激发的次级X射线

    The Secondary X-rays from foils excited by low energ γ and X-rays in the direction of transmission

  23. 低能N~+束诱变选育耐高温阿魏菇研究富硒金针菇菌种的诱变选育

    Studies on Mutation Breeding of Mushroom Pleurotus Ferulae with High Concentration of Temperature by Low-energy N ~ + Beam Implantation

  24. 低能x射线空间探测器

    Low-energy X-ray space detector

  25. 研究离子注入的诱变和导入外源DNA的生物学效应,用低能氮离子注入处理大肠杆菌野生型菌株MC4100A,将含水母绿色荧光蛋白基因的质粒导入细胞中。

    The low energy nitrogen ion implantation induced genetic mutation and induction of DNA were investigated . The wild type strains E.

  26. 低能离子束介导大豆DNA的小麦雄性不育变异体蛋白水解酶分析

    Analysis of Properties and Types of Proteinases in Wheat Male Sterility Variants with Soybean DNA Mediated by Low Energy Ion Beam

  27. 低能离子束方法制备重掺杂Fe的Si∶Fe固溶体

    Si ∶ Fe Solid Solution Heavily Doped with Fe Prepared by Technique of Low Energy Ion Beam

  28. Si(111)-2×1重构表面的自动张量低能电子衍射研究

    Study of Si ( 111 ) - 2 × 1 Reconstruction by Automated Tensor Low Energy Electron Diffraction

  29. 在低温等离子体及低能离子作用下PET表面氮的XPS研究

    XPS Study of surface nitrogen on pet acted by low temperature plasma and low energy ions

  30. 低能(e,2e)反应中的卢瑟福散射效应

    Rutherford scattering in low energy ( e , 2e ) reactions