金刚石

Our products mainly include resin bond diamond grinding wheel, metal bond diamond grinding wheel, adamantine drill, geological drill as well as other diamond products made upon the demands of the customers.

主要产品有：树脂结合剂金刚石砂轮、金属结合剂金刚石砂轮、金刚石工程钻头、地质钻头及根据客户所需求的各种金刚石制品等。

The smaller the sizes of thediamond grains,the easier the electrins transports in diamond grains due to relativelysmall scattering.So,the ball-like films inlaid with nano-sized diamond grains had goodproperties of field emission.

尺寸越小的金刚石晶粒，电子在金刚石颗粒中由于存在较小的散射，电子的迁移越容易，所以具有纳米尺寸金刚石镶嵌颗粒的薄膜具有较好的场发射特性。

The field emission of diamond film involves the electrons travel from the negative end of the power supply, through the various interfacial contacts, through the bulk of the film itself, to the film surface,then tunnel through the potential barrier ,propagate through the vacuum gap, before finally reaching the anode.

金刚石膜场致发射过程是电子从导电基底开始，经基底/金刚石界面、金刚石薄膜体内传输到表面，然后穿过表面势垒进入真空、经真空电场加速到达阳极的一个复杂过程。

We analyzed the nucleation act of diamond in Chemical Vapor Deposition from the view of thermodynamics in the paper.A new nanothermodynamic approach was proposed, based on the established carbon thermodynamic equilibrium phase diagram.

本文从热力学角度分析了化学气相沉积金刚石过程中，金刚石的成核行为，提出了一种新的金刚石的纳米成核热力学观点。

Is China's largest manufacturer of diamond powder, and their products are expected to have broken diamond, diamond powder, diamond electric ferry (Ni / Cu / Ti) and so on.

聚晶金刚石企业有限公司是中国最大的金刚石粉生产企业之一，其产品有金刚石破碎料，金刚石微粉，电渡金刚石等。

The paper analyzes briefly the development state of the diamond ultraprecision turning tool technology.

分析了国内外金刚石超精密切削刀具技术的发展概况，并从金刚石超精密切削刀具的精度控制、金刚石超精密切削刀具的选择以及金刚石超精密切削刀具的制造技术等方面进行了探讨。

With iron carbide, we have grown diamond layers on the surface of diamond and cBN seeds. The iron carbide not only nucleated and formed diamond crystal, but also grown diamond layers on different substrate under HPHT.

以铁碳化合物为原料在金刚石和立方氮化硼籽晶表面外延金刚石的实验表明，铁碳化合物不但可以在高温高压下成核形成金刚石颗粒，而且可以在同质或者异质基底上外延生长金刚石层。

In this paper,we calculate the electronic structures of the different concentration'phosphorus-d oped diamond and the density of states of phosphorus-doped diamond films which have a vacant lattice site by the first principle method.

为了更好的理解磷掺杂金刚石薄膜的成键机理，不同磷掺杂浓度对金刚石晶格的完整性及其电导率的影响，本文通过第一性原理的方法计算了不同磷掺杂浓度的金刚石晶格的电子结构和引进空位后磷掺杂金刚石薄膜的态密度。

Our company mainly produces with the sales rough diamond tool (Jin'gang pen, grinding wheel knife, four angular cutters) the diamond ultra hard wear-resisting component:Diamond bearing support diamond cutting tool and so on.

我公司主要生产和销售天然金刚石工具金刚笔、砂轮刀、四角刀）金刚石超硬耐磨器件：金刚石轴承支撑金刚石刀具等。

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。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。