Any of a group of viruses containing DNA in an icosahedral protein shell and causing disease in dogs and cattle; not known to be associated with any human disease. 有二十面体蛋白质外壳包含DNA能引起狗和牛疾病的一组病毒;还没发现与人类的人和疾病有关。
Icosahedral Short-Range Order Within Al-Fe-Ce Alloy Al-Fe-Ce非晶合金中的二十面体短程序
Progress of Simulating Construction for the Structure of Icosahedral Virus Capsids 模拟构筑二十面体病毒衣壳结构的研究进展
Simulated Construction of Capsid of Icosahedral Viruses by Local Interactions of Protein Subunits 蛋白亚基局部相互作用模拟构筑二十面体病毒衣壳
The capsids of nearly all spherical viruses adopt icosahedral symmetry. 二十面体病毒衣壳结构蛋白具有不同的构象。
To investigate the proteins and structural features of HPV16 capsid will be valuable for understanding of viruses with icosahedral structure and potentially for vaccine design. 研究HPV-16病毒的结构特点,对于二十面体病毒几何结构的认识、描述和疫苗设计具有重要意义。
It has been found that the high strength is attributed to the metastable icosahedral quasicrystal phase embedded in the a-Al matrix, which has been confirmed to be still stable at 803 K under the pressure of 1.2 GPa. 合金获得超高强度主要是由于亚稳态二十面体准晶相在803K和1.2GPa条件下仍稳定存在,对α-Al基体起强化作用。
Crystallization thermodynamics of Al-Mn icosahedral quasicrystalline phase has been studied by DSC measurements and quantitative X& ray diffraction analysis. 通过DSC测量和X光衍射定量相分析,研究了Al-Mn准晶二十面体相(Ⅰ相)晶化转变的热力学;
The virus is bisegmented double-stranded RNA virus with icosahedral morphology and a partick size of about 60 nm. 该病毒为双段双股RNA病毒,直径约60nm。
Above 700K, we found the transition from body-center cubic phase into icosahedral phase. 在高于700K温度退火,在二次电子成像中明显发现了体心立方相和二十面体相的转变过程。
Study on the Parameters of the Capsid of Icosahedral Viruses 正廿面体病毒衣壳参数的研究
Thermodynamic analyses on solidification process of primary Al-Cu-Fe icosahedral quasicrystal phase Al-Cu-Fe系初生准晶相凝固过程的热力学分析
Calculating the Raman and Hyper Raman Tensors for the Icosahedral Group 二十面体群拉曼和超拉曼张量的计算
This work was penetrated into studying on the parameters of the capsid of icosahedral viruses in the light of many subjects. 本项研究从多学科的不同角度出发,对正廿面体病毒衣壳参数进行了深入研究。
Phase Structure of Al-Cu-Fe Alloys and Kinetics Study on the Solidifications of Al-Cu-Fe Primary Icosahedral Quasicrystals Al-Cu-Fe系合金相结构及初生准晶凝固动力学的研究
Based on formal observations and limited data available, many viruses possess icosahedral structures. 许多病毒具有二十面体结构。
The effect of Mn on formation of three-dimension spherical icosahedral quasicrystal phase in Mg-based master alloy has been discussed. 讨论了Mn对镁基准晶中间合金中三维二十面体球形准晶相形成过程的影响。
Mathematical analysis of icosahedral virus 'triangulation number 正廿面体病毒的三角形剖分数的数学分析
Indexing of electron diffraction pattern of icosahedral phase in Al-Mn alloy Al-Mn合金中Ⅰ相电子衍射图指标化
Growth Morphology and Evolution of Icosahedral Quasicrystal in Mg-Zn-Y Ternary Alloys Mg-Zn-Y三元合金中二十面体准晶相生长形貌及其演化
All two-dimensional quasicrystals are uniaxial while some of them have nonlinear optical effect and icosahedral quasicrystals are optical isotropic and have no nonlinear optical effect; 具有非晶体学对称的二维准晶在线性光学性质上是单轴的,只有部分二维准晶可以有非线性光学效应;而三维准晶在在线性光学性质上是各向同性的,且没有非线性光学效应。
By comparing the binding energy of the clusters at equilibrium bond lengths, we verified the Knight's suggestion that the icosahedral Sc_ ( 13) cluster is most energetically stable of all the cluster mentioned above. 由平衡键长下每原子结合能的比较,证实了Knight的猜测&二十面体Sc(13)在能量上是上述构型中最可几的;
By means of pair analysis technique and bond orientational order, we find that there exist a number of icosahedral short range units in the system. 通过运用键对分析技术和键取向序参数,发现体系中存在着大量的二十面体短程有序单元。
Alloying composition and cooling rate are major factors affecting the morphology of icosahedral quasicrystal. 合金的成分和冷却速率是影响准晶形貌的主要因素。
In this paper we explain the probability of existence on the body-center cubic and icosahedral phase and the transforming process. 文中解释了体心立方相和二十面体相共存的可能性和相转变的过程。
The effects of temperature, hydrogen pressure, supports on the catalytic activities of icosahedral Pd nanoparticles were investigated. 研究了二十面体Pd/γ-Al2O3催化剂对环己烯加氢的催化活性,考察了温度、氢压、载体等对催化剂的催化活性的影响。
After three times freeze-thaw, cells and culture medium were harvested for electron microscopy. Virus particles were nonenveloped, double capsid and icosahedral symmetry. This virus was designated Bat/ China/ 2003 ( B/ 03). 反复冻融3次后,收集细胞及培养液,电镜观察发现,病毒粒子无囊膜,有双层衣壳,呈正二十面体对称,将病毒命名为Bat/China/2003(B/03)。
Simulation results show that: In the surface of nanostructure have similar icosahedral structure are appeared. There is also the close-packed structure and defect FCC structure appeared. 仿真结果表明:在纳构件件表面出现正二十面体的结构,并出现密排结构和缺陷的面心立方结构。
Adding known stereographic projection of crystal thirty-two point groups and icosahedral two point groups, stereographic projection of total sixty crystallographic and quasi-crystallographic point groups were drawn in this article. 本论文绘制出了准晶体学和晶体学总共60个点群的极赤投影图。