polycrystalline diamond是什么意思，polycrystalline diamond的意思翻译、用法、同义词、例句

多晶金刚石

The polycrystalline diamond (PCD) compact is composed of polycrystalline diamond layer and hard alloy layer.

PCD复合片由聚晶金刚石层和硬质合金层组成。

In light of the fracture mechanics theory, the intergranular and cleavage wear characteristics of polycrystalline diamond (PCD) tool are analyzed firstly.

本文首先利用断裂力学的理论，分析了聚晶金刚石刀具切削过程中的沿晶和解理两种磨损特征及其形成过程。

Moreover, by adjusting the technological parameters, polycrystalline diamond films grown preferentially along the different crystal orientations can be prepared.

而且通过调节工艺参数，可制备出沿不同晶向择优生长的多晶金刚石薄膜。

The presence of hexagonal BN was due to defects within the grain boundaries of the underlying polycrystalline diamond substrates.

而在含有大量缺陷的晶粒边界，存在六角氮化硼的成核与生长。

The brazing of PCD compact is the key procedure during the process of polycrystalline diamond cutting tools.

PCD复合片的焊接是聚晶金刚石刀具制作的关键工序。

It is pointed out that quality of a Polycrystalline Diamond Composite is one of the factors affecting on the life of PDC bits.

提出了影响金刚石钻头寿命的因素之一是复合片的质量；

Obviously, the composition, structure and properties of the intermediate layer play an important role in some main properties of the sintered polycrystalline diamond.

显然，这种中间层的组分、结构和性质对于烧结多晶金刚石的某些主要性质有着重要作用。

The result shows that the surface of composite film is very smooth, and the dielectric properties are close to the conventional polycrystalline diamond films.

结果表明，复合结构由普通多晶金刚石薄膜和纳米金刚石薄膜组成，薄膜的表层结构体现了纳米金刚石的特征。

Use soft matting, wood or similar material as base for making up diamond or Polycrystalline Diamond Compact (PDC) bits. Follow manufacturer's instructions on handling such equipment.

安装金刚石或PDC钻头时，钻头下面要铺上软席，木头或类似的材料。遵守制造商的指令操作此类设备。

Ultra hard polycrystalline diamond can be synthesized from graphite by direct conversion under static high pressure.

通过静压法中的直接变换法，纯净的多晶石墨棒可以在短时间内转化为多晶金刚石。

Epitaxial diamond films and polycrystalline diamond grain were obtained on(100), (110) and(111) surface of synthesized single-crystal diamond substrates.

在金刚石的（100），（110）和（111）面上分别获得了单晶金刚石膜和金刚石多晶粒子。

This paper reviewed behaviors of abnormal grain growth in the sintering of fine grained polycrystalline diamond compacts.

概述了有关细粒度金刚石烧结体中异常粒成长问题的实验结果。

The samples of polycrystalline diamond(PCD) were discharge machined by adjusting the main parameters of electrical discharge machining.

通过调整电火花成形加工的主要放电参数，对聚晶金刚石（PCD）样品进行放电加工。

Advances in polycrystalline diamond compact( PDC) bits have sharply increased rate of penetration( ROP), reduced drilling time and costs in oil and gas wells.

聚晶金刚石复合片（PDC）钻头的发展及应用，大大提高了钻井的机械钻速（ROP），减少了钻井时间，降低了钻井成本。

A drilling tool that uses polycrystalline diamond compact (PDC) cutters to shear rock with a continuous scraping motion.

一种钻井工具，利用聚晶金刚石复合片切削齿通过连续的刮擦运动去剪切岩石。

Through observing the microcosmic image and back-scattered three-dimensional picture of the ground surface of polycrystalline diamond (PCD), this paper studied the grinding mechanism of PCD material.

本文通过观察聚晶金刚石（PCD）磨削表面的微观形貌及背散射立体像，研究了PCD材料的磨削机理。

The force and temperature of polycrystalline diamond grinding with diamond wheel are tested and analyzed, the machined surface is investigated with scanning electron microscope.

首先对金刚石砂轮磨削加工聚晶金刚石的磨削力和磨削温度进行了测试和分析，利用扫描电镜对工件加工表面进行了微观分析研究。

Through a large amount of experiments, this paper studied the influence of grinding parameters on the material removal rate Q and the grinding ratio G of polycrystalline diamond (PCD) .

本文通过大量的试验，系统研究了磨削工艺参数对聚晶金刚石（PCD）磨除率Q、磨削比G的影响。

The magnetism of the synthetic polycrystalline diamond and its raw materials including diamond powder, silicon powder, titanium powder, graphite and resultant carborundum was measured by WCF-2.

采用WCF-2多用磁性分析仪对高温高压烧结的人造金刚石聚晶及其合成原料（金刚石粉、硅粉、钛粉、石墨）和烧结过程中生成的碳化硅等进行了磁性测量。

The triaxial compressive strength of rock is one of the most important formation parameters of drillability, and is the principal basis of polycrystalline diamond compact(PDC) bits selection.

岩石三轴抗压强度是表征地层抗钻性质的重要参数之一，是PDC钻头优选的基础和主要依据。

This paper describes the discharging process and property about compound machining mechanical electrolytic discharge for polycrystalline diamond.

本文对聚晶金刚石机械电解放电复合加工的放电过程及其特点进行了研究。

The micro-feed cutting processes of granite by PDC (Polycrystalline Diamond Compact) tool are observed with polarization microscope. The generation and development of microcracks are studied.

采用偏光显微镜观察PDC（聚晶金刚石复合片）刀具切削花岗岩的微观过程，研究切削过程微裂纹产生和扩展的规律。

Lab and field test show that the service life of electroplated diamond bit of Nickel Cobalt Manganese alloy matrix, whose diameter is protected by polycrystalline diamond, will be improved by 30%.

通过试验得出采用方柱状聚晶保径或采用镍钴锰合金胎体，电镀金刚石钻头的保径效果好，钻头寿命可提高3 0 %以上。

It's usually supported by tungsten carbide that has good toughness. The substrate provides good support for polycrystalline diamond and can be easily brazed to various tools.

底层一般为钨钴类硬质合金，它具有较好的韧性，为表层聚晶金刚石提供良好的支撑，且容易通过钎焊焊接到各种工具上。