查询词典 tin

A Right-Triangulated Irregular Network [5] is a special TIN using isosceles right-angled triangles,formed as a binary tree by splitting along the perpendicular bisector to the hypotenuse.

右三角网[ 5 ]是一种特殊的TIN使用了等腰直角三角，形成了一个二元树结构的分裂沿垂线的斜边。

Relationship between TiN content and bending strength of composites was studied.Result shows that TiN can enhance the bending strength of cordierite significantly.

实验中研究了堇青石材料力学性能与氮化钛含量的关系，表明TiN的引入可以显著提高堇青石的抗弯强度。

The key of the intermediate treatment lies on the proper saucer leaning with slow corrodent, proper Ar ion bombardment sputtering and pre-deposition of pure titanium layers. Measurement of the adhesion force of the composite coatings verified that all the four TiN composite coatings possess higher adhesion strength when compared with the single TiN coating.

在对复合涂层和各单层的制备技术、组织结构、以及涂层的结合力、显微硬度、常温磨损性能、高温氧化特性、高温磨损特性、冲击韧性和模具上的实际应用等方面进行横向比较和全面研究的基础上，首次建立了四种复合涂层及各单层的较全面、系统的综合性能评价体系，为TiN复合涂层的开发和应用提供了理论依据和实验指导。

The main results are as follow:(1) Systematically discussed the methods that built up the DEM by the contour line, we put forward new algorithms of auto-adding characteristic points that eliminated the "plane triangle" in constructing TIN and approximating important characteristic points by Lagrange interpolation polynomial.

主要成果有：(1)系统地论述了基于等高线建立DEM的方法，提出新的消除TIN构造中出现"平三角形"的算法——自动增加特征点和利用拉格朗日插值多项式拟合重要地形特征点，并验证算法对TIN结构的优化。

The results show that the sturcture of each of Tin clusters is obtained by capping one Ti atom to the Tin-1. The Natural bond orbital analysis show that the 4s , 4p, 4d orbitals hybridizes with 3d orbital, and about one electron transfer from 4s orbital to 3d orbital. Moreover, the electrons also transfer between different atom. The results also indicate that the average bond length of clusters were determined by the 4d and 3d orbitals except Ti7. But for Ti7, the average bond length only depend on 3d orbital.

研究结果表明： Tin(n=2~7)团簇都依带帽的形式在前一个团簇的结构基础上加一个原子变化而来；通过自然轨道分析发现，团簇原子的轨道存在sp-d杂化，有大约一个电子从4s转移到了3d，原子之间亦存在电子转移，而且除Ti7外，团簇键长由最外层4d轨道电子和3d轨道共同决定，在Ti7中，团簇键长由3d轨道决定。

These coatings have been characterized by the state-of-the-art techniques of XRD, nano-indentation, scratch test, SEM, RBS, etc. As the result, it was found that TiN coatings prepared by -100V DC bias are characterized with the (111) preferred orientation and the coatings prepared by pulsed bias with (111),(200) and (220) hybrid orientations.

通过XRD、纳米压痕仪、划痕仪以及SEM、RBS等手段对薄膜的结构和性能进行了测量和分析，结果发现，-100V直流偏压下TiN薄膜有明显的(111)晶面择优取向，而脉冲偏压条件下TiN薄膜为(111)、(200)、(220)混合晶体取向。

Slag viscosity has been tested by viscometer, slag mineral structure has been observed by microscope of high magnification. First discover that UPC is favorable to weeping and taking shape of high titanium-bearing slag, put forward that the mechanism of titanium slag adhering coke is that TiC、TiN and the carbon of coke which is regard as C〓、C〓、 C〓 shape et al weld into chemical bonding compound.

首次发现UPC有利于高钛渣的形成和滴落，提出了钛渣润湿焦炭的机理是碳以C〓、C〓、C〓等形式与TiC、TiN结合成了强力键化合物及固熔体，粘附在焦炭表面的TiC、TiN层随焦炭下降至风口区被再次氧化，而不会大量弥散于渣中影响其粘度。

Accounting by Scherrer equation, it is showed that the grain size of TiN in (111) and (200) crystal face is less than 20nm at large and the size in (220) crystal face is mostly less than 10nm, forming nanocrystal grain, consequently coming into being surperhard result by grain refinement.

采用Scherrer公式计算出TiN相的(111)和(200)晶面的晶粒尺寸普遍0nm，(220)等晶面对应的晶粒尺寸普遍0nm，形成了TiN纳米晶，从而产生晶粒细化致硬的效果。

The results showed that with the increase of nitride partial pressure in the range of 2. 0～8. 0×10〓Pa, the hardness of NbN, TaN single layer films decreased, but the hardness of TiN films kept unchanged. The crystal structure of TaN films changed from the mixture of tetragonal β-Ta and faced-center cubic δ-TaN to hexagonal TaN and that of NbN films from FCC δ-NbN to hexagonal ε-NbN. The crystal structure of TiN films is FCC in all the range of partial pressure researched.

研究结果表明：在2.0～8.0×10〓pa的氮分压之间，随氮分压的升高，TaN和NbN薄膜硬度下降，而TiN薄膜的硬度值不随氮分压的变化而变化；TaN薄膜的相结构由低氮分压时的正方β-Ta和面心δ-TaN所组成的两相混合物过渡到六方TaN结构，NbN薄膜则由面心立方结构的δ-NbN逐渐过渡到六方结构ε-NbN，而TiN薄膜的晶体结构基本不随氮分压的变化而变化，均为面心立方结构。

Results show that when the thickness is less than 0.7 nm, Si3N4, normally amorphous in deposition state, could form a NaCl-type pseduocrystal structure due to the template effect of TiN crystal layer. Crystallized Si3N4 layers and TiN template layers grow coherently into columnar crystals with (111) preferred orientation. Correspondingly, the hardness of the films was enhanced to a maxim value of 38.5 GPa, showing a superhardness effect.

结果表明，在TiN调制层晶体结构的模板作用下，溅射态以非晶存在的Si3N4层在其厚度小于0.7 nm时被强制晶化为NaCl结构的赝晶体，多层膜形成共格外延生长的（111）择优取向超晶格柱状晶，并相应产生硬度显著升高的超硬效应，最高硬度达到38.5 GPa。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。