十面体的

It is found that, reverse to common idea, the short-range is notpreferable for the stability of icosahedral clusters.

我们发现，与通常所认识的不同，短程势并不利于二十面体团簇的稳定。

The hexagonal structure as well as the icosahedral chain in it has been determined by the electron crystallographic analysis.

用电子晶体学方法测定υ-AlCrFe的六角结构及其中的二十面体链。

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。

The results indicate that almost icosahedral quasicrystals were formed in a certain length, the longest quasicrystal sample can reach up to 40 mm.

结果表明，这些样品在一定长度范围内都形成了近单一的二十面体准晶相，最长的准晶样品达到40mm。

Any of a group of small viruses that contain DNA in an icosahedral protein shell and cause disease in many vertebrates, especially mammals such as dogs and cattle.

小脱氧核糖核酸病毒一类在二十面体蛋白外壳中含有脱氧核糖核酸的小病毒中的任一种，在许多脊椎动物，尤其是狗和牛等哺乳动物中引起疾病

Prepared using openGL through Icosahedron be split with the texture of the ball.

详细说明：用openGL编写，通过分割二十面体得到的带有纹理的球体。

The results of XRD (X-ray diffraction), SEM show that the Al-Cu-Fe quasicrystalline coating is dense and uniform, by preparing from Al70Cu20Fe10 powders with particle size of 325 mesh (4.5μm). After annealing under vacuum condition of 800℃ for 2 hours, it is observed that the icosahedron phase is the major phase together with a few β-Al phase.

由X-射线衍射XRD(X-Ray Diffraction)、扫描电镜SEM分析得出：采用原子比为A170Cu20Fe10、粒度为-325目的粉末制备的涂层，在800℃下真空退火处理2h后，结构均匀致密，二十面体准晶相含量高，并只含有少量的β相。

Morphologically and biologically, the triple-layered rotavirus particles are composed of three protein capsids, outer capsid includes VP4 and VP7, the middle is VP6, and the core is composed of VP2. VP1, VP3 and the 11 segments of double-stranded genomic RNA.

完整的轮状病毒颗粒直径约70nm，为正二十面体结构，由三层蛋白壳包绕，外壳为VP4及VP7蛋白，VP6蛋白构成病毒第二层蛋白壳，最内层为核壳，由结构蛋白VP1、VP2、VP3组成，核壳内包含有11个分节段的病毒双链RNA基因片段。

When citrate ions were introduced to manipulate the nucleation and growth process, star-shaped icosahedra and nanorods with pentagram cross-sections were obtained.

通过向溶液中引入柠檬酸离子调控纳米颗粒的成核与生长过程，我们首次合成出了星状钯二十面体和截面为五角星形的钯纳米棒。

When citrate ions were introduced to manipulate the nucleation and growth process, star-shaped icosahedra and nanorods with pentagram cross-sections were obtained.

通过向溶液中引入柠檬酸离子调控纳米颗粒的成核与生长过程，首次合成出了星状钯二十面体和截面为五角星形的钯纳米棒。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐