查询词典 micro-crystal

By analyzing experimental data, it was found that wear patterns of nano-TiAIN coated cemented carbide tools in high speed milling AerMet100 steel included rake face wear, flank wear, breakage of coating, micro-chipping of cutting edge, boundary groove wear, conchoidal avalanche. Wear mechanisms included abrasion, adhesion, diffusion and chemical wear.

研究表明纳米TiAIN结构涂层硬质合金刀具在高速面铣削AerMet100钢时磨损破损形式主要为前刀面磨损、后刀面磨损、涂层材料的破损、微崩刃、边界沟槽磨损，贝壳状崩落；磨损机理主要是磨粒磨损、粘结磨损、氧化磨损和扩散磨损。

The space configuration of micro-facies and flow units determines the diversity of remaining oil distribution.

其与流动单元的空间配置关系决定了剩余油分布的差异性。

Introduced are specialities,structures and parameters of some newly developed well logging tools used by eminent well logging companies in the past few years,such as the new 3-D electrode-type logging tool,the new asymmetrical array induction logging tool,the new micro-resistivity pad tool,the oil-based mud imaging tool,the novel through-casing resistivity tool,the formation tester with an oval pad,the ArmadaTM sampling system and the ConneX perforating system.

介绍了国外测井公司近年来推出的电缆测井新技术以及新型或改进型测井仪器的特点、结构组成及工作参数。主要包括：新型3D电极电阻率测井仪器、新型阵列感应测井仪器、新型微电阻率极板仪器、油基泥浆成像仪器、低污染流体采样技术、新一代油管传送流体采样系统、具有椭圆形极板的地层压力测试仪器和ConneX射孔系统。

In chapter four, in order to study the micro-process of the compress of the high speed oil-free twin screw compressor, a mathematical model is built based on the conservation of mass and the first principle of thermodynamics.

第四章为了深入研究无油双螺杆压缩机的微观工作过程，以质量守恒定律和热力学第一定律为基础，建立了双螺杆工作过程的数学模型。

Based on the analysis of e-marketing, macro-strategies and micro-application of e-marketing are emphasized, A new concept is suggested, that is e-communication, e-research and e-trade which could be combined together to realize e-marketing. We suggest that we should make full use of all technique methods and communication patterns provided by e-business rather than limiting on simply e-advertisement or product promotion. According to the special features of e-marketing we can approach to choose the best e-trade pattern different with traditional way, such as trade information consignation obtain, electro-media, and virtual company etc.

基于对电子营销的分析，本文着重阐述了电子营销的战略及具体的实施方式，提出利用电子沟通、电子调研、电子贸易综合实现电子营销的概念，认为电子营销不应仅使用简单的电子广告，产品推荐等营销手段，而应充分利用电子商务所能提供的所有技术手段与交流方式，并根据电子商务的特点，选择不同于传统营销的营销方式。

This dissertation first puts forward the model of driving force transformation which the contact region of stator and rotor is divided into three relative sliding areas such as braking—driving—braking by means of research on vibration characteristics of USM stator surface points and micro driving course to rotor, this model can explain variation regularity of USM load characteristics, moreover, simplified calculation formula of rotor driving force concerned with stator teeth is set up.

本文通过对行波超声马达定子表面各点的振动特性和定子对转子微观驱动过程的研究，首次提出将定子和转子接触区划分为制动区—驱动区—制动区三个相对滑动区的驱动力转换模型，这一模型能够解释超声马达负载特性变化规律，并建立了计及定子齿的转子驱动力计算简化公式，该式能应用于多于两个定子齿驱动的转子驱动力计算。

In the case study of one unit in Nanjing,with the aid of traffic turnover and the continuous approximation,the evaluation model was applied to calculate the carbon emission of the circulation between areas in the urban micro subject.

以南京市某单位为例，采用交通周转量与连续逼近法，对研究单位园区间流通带来的碳排放进行了评测。

A numerical simulation to the whole motion differential equation is finished, and a continuous angular displacement curve of micro reflectmirror is obtained.

通过对该模型的完整机电动力学微分方程数值求解所作的运动仿真，得到了微镜基板的连续角位移曲线，表明该装置具有良好的光束稳定特性

Since continuum hypothesis is still valid for liquid flow in microchannels with hydraulic diameter at about 100 micro-meters, a turbulence convection heat transfer model for single-phase liquid flow in microchannels is established, in which wall surface roughness viscosity is introduced.

分析表明水力直径为100μm左右的微管道内单相液体流动仍满足连续介质假设，引入粗糙度粘性系数，建立了微管道内单相液体湍流对流换热模型，并采用3维有限容积法进行了数值计算，将计算结果与实验结果进行了对比。

Compared with smooth tube,micro-fin tube has more geometrical parameters that influence heat transfer to different extent.Many scholars has done much work on it,but some research results are different or even contradictable.

相对于光管，微肋管的结构参数相对较多，这些结构参数的变化会不同程度地影响微肋管的换热能力，国内外的很多学者进行了研究，但结论相差较大，甚至完全相反。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。