查询词典 diamond

For a 1116Kg chromitite and a 384Kg mantle peridotite sample, by heavy mineral separation and picking up under a binocular microscope following productions are obtained: the UHP minerals including moissanite and over 1000 diamond grains are discovered firstly from the Kangjinla chromitite orebody Cr-11, which is far more abundant than the Luobusa district; a series of unusual mantle minerals like moissanite and a great deal of diamond grains are discovered firstly from the host rocks of chromitite orebody Cr-11, providing the foundation of discussing the chromitite origin and its relation with the host rocks; besides the UHP minerals like moissanite and diamond, various special mantle minerals are revealed from the chromitite orebody Cr-11 and its host rocks including some native elements, alloys, oxides, sulphides, silicates, carbonates, and tungstates.

2人工重砂发现铬铁矿和地幔橄榄岩中的金刚石等特殊地幔矿物。1116 Kg铬铁矿和384Kg地幔橄榄岩大样经人工重砂分选和双目显微镜下挑选矿物，取得如下成果：首次在康金拉11号铬铁矿体中发现了上千粒金刚石，以及碳硅石等强还原环境的超高压矿物，数量远远超过在罗布莎铬铁矿矿区中发现的金刚石；首次在康金拉11号铬铁矿矿体的近矿围岩中发现了大量金刚石和碳硅石等一批异常地幔矿物，为探讨铬铁矿的成因及与近矿围岩地幔橄榄岩的关系奠定了基础；除挑选出金刚石和碳硅石等超高压矿物，在康金拉11号铬铁矿矿体与围岩地幔橄榄岩中还发现了自然铁球、金属互化物、氧化物、硫化物、硅酸盐等一批异常地幔矿物。

Considering the unsolved problems of designing diamond segments and the available laboratory conditions, this paper tried to make a united research on cut materials and cutting tools. By studying on stone machinability, diamond metalizing, bond formulation and sintering condition adjusting and the compatibility between stone and segment, some basic rules for designing diamond segments were concluded.

根据目前金刚石切石锯片设计中存在的问题及实验室所具备的条件，本文力图将切割对象和切割工具统一起来进行研究；通过对石材的可锯性、金刚石表面金属化、结合剂性能的调整以及工具与岩石的适应性等方面的研究，从而找出面对特殊切割对象的专用性产品的设计思路。

Using a Diamond Tester : A diamond tester works well to determine if light refracts correctly for a diamond.

使用钻石测试：一个行之有效的钻石测试，以确定是否正确地折射光的钻石。

Using a Diamond Tester : A diamond tester works well to determine if light refracts correctly for a diamond.

使用钻石测试：一个行之有效的钻石测试，以确定是否正确地为钻石光折射。

But the blue diamond prices steadies after showed soaring route to slump again in 2008, as in the watershed within five years, prices, and more than twice as 2008 flat, by the end of 2008, 1 carat weight above the blue diamond size has plunged 35%, small blue diamond prices declined 15% at least.

而蓝钻石的价格则呈现出先暴涨后持平再暴跌的路线，以2008年为分水岭，在此前的5年之内，价格上涨幅度超过了2倍，而2008年基本持平，2008年年底开始，1克拉重量以上的大体积蓝钻石至今暴跌了35%，小体积蓝钻石的价格也至少跌了15%。

Study of the mesh selectivity of diamond and square mesh codend of two-stick swingnet;2. In order to assess the size selectivity for fishes of beam trawl fishing in offshore of the East China Sea,experiments of codends with different mesh configuration,including diamond mesh, square mesh and turned through 90° diamond mesh(T90) in 4 sea trials have been carried out and catch data were collected by comparative fishing method.

选择性分析结果显示，对于短吻舌鳎，横向使用的菱形网目网囊L50(50%选择体长)最大，而SR最小，菱形网目网囊L50最小，而SR最大；对于棘头梅童鱼和小黄鱼，菱形网目网囊的L50最小，SR最大，横向使用的菱形网目网囊L50最大，而方形网目网囊SR最小；除不同结构的网目扩张程度不同以外，鱼体体型结构的特殊性以及网囊结构也可能是导致选择性差异的主要原因。

Division I is a professional manufacturer of diamond tools business, the main product is bowl-shaped diamond grinding wheel, grinding head grinding rods, etc., and the system for various types of non-standard special-shaped diamond series products and OEM.

我司是专业生产金刚石工具的企业，主要产品是金刚石碗型砂轮，磨头磨棒等，并承制各类非标异形金刚石系列制品和OEM。

The effect of nano-diamond powder on the forming speed, microhardness and wear-resistance of compound brush plating Ni-P coating, the wear-resistance of brush plating Ni-P coating, Ni-P nano-diamond composite coating and Ni-P micro-diamond composite coating was tested. The mechanism of improving wear-resistance by of composite coating was analyzed.

中文摘要：研究了纳米金刚石粉对复合电刷镀镀层形成速率、显微硬度和耐磨性的影响；测试了在不同的热处理温度、载荷及金刚石粉含量下复合刷镀层的耐磨性能；分析了复合镀层的磨损机理。

Our products are divided into 6 categories: diamond glass cutter, carbide glass cutter(oil feed wheel cutter, six wheel cutter┅┅), glass tool(circle cutter, glass suction lifter, glass plier┅┅), diamond tool(core drill bit, diamond dresser┅┅) and abrasive tool(grinding wheel┅┅) and others.

共有6大类产品：钻石玻璃割刀；碳化物玻璃刀（注油滚轮刀、六轮刀┅┅，玻璃工具（圆规刀、玻璃吸盘、玻璃钳┅┅）；金刚石工具（打孔钻；磨料工具和其它工具。

Zhongcheng tools co.,ltd gathered one strong group of technicians and one paseel of workers with profound working experiences,cooperating with the scientific reseach units and universities etc,which make the company own strong capacity to investigate ,develop and produce varities of demond tools with different purposes.the products of the company cover diamond abrasive wheels stone surface shape wheels,irregular stone machining tool.drill head,diamond saw blade,ceramic and diamond tools tec many types,which is mainly suitable for deep machining of granite,marble,concret,fire proof matetials,esphalt,ceramic and glass materials etc .the excellent performance of the products has dot high apraisement of all the domestic and overseas circles.

上海凯锐众成工具有限公司聚积了一支雄厚的技术队伍和一批有丰富工作经验的工人，与科研单位、高级院校合作、具有强大的研究、开发、生产各种不同用途的金刚石工具的能力。公司现有多种产品，金刚石磨轮、石材表面形状轮、异性石材加工工具、钻头、金刚石锯片、陶瓷金刚石工具等、主要用于花岗石、大理石、混凝土、耐火材料、沥青、陶瓷及玻璃材料的深加工中。产品的优越性能，得到国内外的一致好评。在中国每四只磨轮中有一只是本公司生产

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。