表面覆层

The combination of corundum-coated cBN abrasive with vitrified bond is better than that of Ti-coated or un-coated cBN. And the buffer layer from cBN abrasive, corundum coating to bond is perfect because part of corundum coating melts into vitrified bond to build dentation combination.

表面涂覆刚玉和镀覆Ti的cBN磨粒与结合剂的结合效果均比未镀覆的好，但涂覆刚玉比镀覆Ti的效果更好，刚玉涂层以牙形溶入结合剂中使得磨粒、镀层和结合剂三者过渡良好。

The solid immersion lens for near field optical storage has one negative refraction medium layer coated to the lower surface of traditional solid immersion lens to re-focus laser beam focused onto the lower surface of the solid immersion lens onto the surface of CD.

本发明公开了一种用于近场光存储的固体浸没透镜，在传统固体浸没透镜的下表面涂覆上一负折射介质层，该负折射介质层将聚焦于固体浸没透镜下表面的激光重新聚焦于碟片的表面。

The results indicate that an even layer of nickel was plated on expanded graphite. Ni accounted for 94.12% and P accounted for 5.88%. The reflectivity was increased in the near infrared region. The magnetism capability was enhanced. The magnetization and the retentivity were 26.3 Am^2/kg and 8.1 Am^2/kg respectively. The σ/σ was 0.31. The obtained material belongs to soft magnetism material.

结果表面，膨胀石墨表面被镍层均匀包覆，其质量分数镍占94.12%、磷占5.88%，镀覆后产品在近红外波段反射率明显增大，磁性能明显增强，饱和磁化强度σ=26.3 A平方公尺/kg、剩磁σ=8.1 A平方公尺/kg、σ/σ=0.31，分析结果表明其属于软磁性材料。

There was an obvious phenomenon of mechanical occlusion on the cold spray coating interface, and the rolled coating had the phenomenon of metallurgical bonding; The structure of cold-sprayed coating is dense. The poriness of the cold-sprayed coating gradually reduce as the coating's thickness increase.

结果 涂层界面形貌的不同反映出两种涂层的结合机理不尽相同，冷喷涂层界面出现明显的机械咬合现象，而轧制涂层以冶金结合为主；冷喷涂层组织致密，孔隙率随着喷涂厚度的增加逐渐降低；冷喷涂层的表面粗糙度高于轧制覆铜板，有必要对其进行一道轧制处理，改善涂层表面平整度。

The semiconductor nanocrystalline surface is modified by using organic overlay method. As an organic overlay,-methacrylic restrains the reuniter between the grains in the latter process. Furthermore, it can combine with empty bond of atom at grain surface state and eliminate the surface state.

应用有机包覆的方法对纳米颗粒进行了表面修饰，作为包覆剂的α-甲基丙烯酸有效抑制了后处理工艺中纳米颗粒间的团聚现象，在纳米颗粒表面形成帽层，并与粒子表面态的原子悬键进行配位，这对消除表面态是非常有益的。

The encapsulated TiO〓 particles by polymer were obtained with soapless emulsion polymerization of methyl methacrylate in water in the presence of the pretreated TiO〓 particles.

一种是用偶联剂钛酸丁酯对亲水性TiO〓粒子进行预处理，钛酸丁酯与TiO〓表面羟基反应，交联到TiO〓粒子表面，使TiO〓粒子表面由亲水性转变为憎水性，改善无机粉体与有机单体的亲合性，再进行TiO〓存在下甲基丙烯酸甲酯的无皂乳液聚合，即可得到TiO〓-PMMA复合粒子：另一种方法是用表面活性剂对TiO〓进行预处理，再进行TiO〓粒子存在下甲基丙烯酸甲酯的无皂乳液聚合，TiO〓粒子表面可形成一层均匀的聚合物膜，提出了包覆机理，指出单体在无机粉体表面发生聚合的关键是预先在粒子表面形成聚合场所，即吸附一层表面活性剂。

Through discussing the condition of surface coated diamond,the coating theory and the metalizing model,the techniques and development of coated diamond are summed up,and some newest achievement in this field are introduced,and the possibility of practical applicatio...

文章对金刚石表面镀覆条件、镀覆原理和形成的镀覆金属化模型进行了讨论，综述了金刚石表面镀覆金属层的技术及其发展，介绍了该领域的最新的研究成果，并分析了它们在实际生产中应用。

A thin film of titanium carbide is obtained by vacuum evaporating oftitanium. With diffusion treatment, the existance of titanium carbide is identified by X-raydiffraction analysis. Quantatitive analysis is made by XPS to invetigate diffusion ofcarbon atom between diamond and titanium film.

用真空蒸镀法在金刚石表面镀覆Ti层，并经扩散处理使金刚石表面形成TiC膜，实现了金刚石表面的金属化。X射线衍射分析证实了TiC的存在，利用XPS定量分析验证了在金刚石表面碳原子与钛镀层之间的反应扩散模型。

The micro silver-coated copper powder with high temperature of oxidation resistance was prepared by chemistry substitutional and chemistry plating reaction.The surface topography,microstructure and oxidation resistance of the coated powder were characterized by SEM,XRD,TG and other methods.

为了提高铜粉的热稳定性，采用滴入化学镀法在铜粉末表面包覆一层金属银，用SEM、X射线衍射、粒度分布和热重分析表征了不同包覆厚度的镀银铜粉和原始铜粉的表面形貌、表面结构及抗氧化性。

As with series resonance, the greater the resistance in the circuit the lower the Q and, accordingly, the flatter and broader the resonance curve of either line current or circuit impedance.

黑色金属极易受到氧化或其他化学作用的侵蚀，因此必须用某种方式加以保护。一种常用的办法就是通过称为电镀的处理过程使金属表面覆上一层锌。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。