功能单元

In the robots machining unit, because of the diversity and complexity of the welding parts, the arc welding robot cant weld the complicated part independently, this makes it necessary to have a teaching system that has teaching function.

在机器人加工单元中，由于焊接工件的多样性和复杂性，弧焊机器人不可能独立完成复杂工件的焊接，这就需要具有示教功能的示教系统。

In this dissertation, first, based on theory of cutting tooth about the gleason spiral bevel gear, the equation of meshing in the process of cutting tooth, the surface equation of generating gear as well as the general tooth surface equation of the double circular arc spiral bevel gear, using GB12759-1991 type of double circular arc gear as a basic gear profile, a three-dimension solid model of double circular arc spiral bevel gear which has the good adaptability was carried out by used of Unigraphics software;Second, by researching of the algorithm about contact and collision as well as various contact types based upon Contacting Finite Element Method, a foundation was laid for selecting the contact type in analyzing contact stress of double circular arc spiral bevel gearing;Finally, through the connection port of PARASOLID between UG software and ANSYS/LS-DYNA software, the three-dimension solid model of double circular arc spiral bevel gearing obtained above in UG was imported into ANSYS/LS-DYNA, a finite element analyzing about contact stress of double circular arc spiral bevel gearing was carried out by applying new loading method.

本文首先基于格利森弧齿锥齿轮加工原理及切齿啮合过程中的啮合方程、产形轮齿面方程以及双圆弧弧齿锥齿轮的齿面方程，选用GB12759-1991型双圆弧齿轮基本齿廓为基准齿形，利用Unigraphics软件的建模功能，绘制了有较好适应性的双圆弧弧齿锥齿轮传动三维实体模型。其次，描述了应用有限单元法进行实体接触与碰撞问题算法的公式，研究了有限元分析中的各种接触类型以及双圆弧弧齿锥齿轮接触应力分析中所选择接触类型的依据。最后，通过UG软件和ANSYS/LS-DYNA之间的PARASOLID接口工具包，将UG软件中得到的啮合齿轮模型导入ANSYS/LS-DYNA有限元分析软件，给出一种新的加载方法，进行了双圆弧弧齿锥齿轮传动的接触应力的有限元分析。

A written order issued by a court, commanding the party to whom it is addressed to perform or cease performing a specified act.

在计算机程序设计中，一种高级语言的语句或指令，其功能是将一个值放到程序指定的内存地址单元内。

Brilliant performance is delivered by the eight-cylinder power unit featured in the BMW 650i Coupe and the BMW 650i Convertible.

辉煌的性能是由8缸动力单元的宝马650i房车功能和宝马650i敞篷车。

The '08 Corvettes also come with a new Keyless Access fob, which features the key and remote-function controls integrated in a single unit.

08款克尔维特还提出一个新的无键访问离岸价格，其特点主要和远程控制功能，在一个单元中。

My graduate thesis concentrates on the field of Automotive Industry, analyzes current automotive network protocols, and dicusses how to coordinate and connect numerous ECUs to make them communicate conveniently.

本论文就针对这个领域，以国内唯一通过OSEK/VDX国际认证的嵌入式实时操作系统SmartOSEK OS为基础，分析现有的汽车网络通信协议，探讨如何协同汽车中大量的电子控制单元，使其具备信息交互功能。

This Sm-catalyzed reaction firstly efficiently realized the catalytic cycle in the tandem rearrangement/reduction reaction of α-hydroxy epoxides, and moreover the diastereoselective amplification could be distinctly observed when two C1 epimers in substrate were subjected to this catalytic tandem reaction.

该催化的多功能串联反应，高度非对映选择性地一步控制了含有季碳的三个相邻立体中心，有效地构建了&2-季碳1，3-二醇&结构单元，首次实现了此类重排—还原过程的催化循环，其中对于两个C1位的差向异构体底物，此反应具有明显的非对映选择性放大特点。

Based on geometrical and physics optics, the principle of light scattering method to measure surface roughness was analyzed. The mirror and diffraction model were set up which show there is a quantitatively corresponding relationship between light's intensity distribution of reflected flare—light scattered band and surface roughness parameters.

作者通过对光学非接触表面粗糙度、微位移测量单元技术进行分析，确定以结构简单、测量速度快的光散射法测量表面粗糙度；以光散射法测量表面粗糙度和光学三角法测量微位移这两种不同工作原理和功能的光电传感器作为集成对象，使二者实现相同光源、相同光路、相同光敏接收器的光电传感器集成。

By restricting accumulation of negative integral elements when performing integration by a proportional integral control unit until the actual temperature of a cooling target fluid reaches the corresponding target temperature, the method having this feature enables the control of the fan revolution speed so that the fan revolution speed rises immediately when the actual temperature of the cooling target fluid exceeds the target temperature.

通过限制积累负积分元素时，表演融合，由比例积分控制单元，直到实际温度冷却液指标达到相应的目标温度，该方法具有这项功能可控制风扇转速，使风扇转速立即上涨时，实际温度的冷却液指标超过目标温度。

The substantial 200mm pulp cone woofer is used with two 25mm soft dome tweeters which feature Ferrofluid cooling and electronic overload protection for extra reliability.

纸浆的大量200毫米低音单元是用于两个25毫米软球顶磁液冷却的功能和额外的可靠性电子过载保护高音。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。