加工方法

The paper proposed a pattern plated by photoengraving, and stamped two kinds of UHMWPE surface with different diameter and distribution. The effect of surface texture to tribological performance of UHMWPE was studied by comparasion of sample with turning surface.

本文使用采用用照相制版电铸方法制作模板，压铸成型了两种不同直径和分布规律的UHMWPE试样表面，通过和常规车加工试样表面的对比试验，研究了人造表面织构对UHMWPE摩擦学性能的影响。

The students will understand the phy sic behavior of cutting, such as cutting

加工及质量控制的基本概念、理论和实验方法，详细介绍了金属切削刀具

When dry distillation of distillates by condensation, the liquid product of clarification, it is submerged in the lower pine root oil, pine root oil and then use the same method can be obtained for further processing pine tar.

干馏时的馏出物经冷凝后，液体产物澄清时，沉在下层的是松根油，再将松根油用同样方法进一步加工可制得松焦油。

At the same time, the essential motion in the gear grinding process and the structure of gear grinding CNC has been discussed. This method could not only applied to outer noncircular gear with all convex pitch line but also applied to outer noncircular gear with partial concave pitch line and inner noncircular gear.

把成形砂轮看作插齿刀的一个刀齿，就可以利用非圆齿轮插齿加工过程中齿廓成形原理，推导出非圆齿轮齿廓的成形砂轮展成磨削方法，同时讨论了按这一原理磨齿时需要的运动及数控机床结构。

The driver consists of magnetostrictive rod, front magnetic pole end cap, back magnetic pole end cap, exciting winding, micro displacement output head, casing, fixed end cap, front end cap, spring, winding tap, flat spiral pipe, water inlet pipe and water outlet pipe. The water cooler of the present invention is formed through inserting one end of some metal pipe into positioning hole of spindle, installing rolling tool onto tool carrier, adjusting the lathe to the pitch of the flat spiral pipe and starting the lathe to complete the extruding formation of the flat spiral pipe.

本发明的驱动器包括有磁致伸缩棒(7)，前磁极端盖(3)，后磁极端盖(10)，励磁线圈(5)，微位移输出头(1)，壳体(12)，固定端盖(9)、前端盖(2)，弹簧(13)，及线圈抽头(11)，螺旋扁管(6)，入水管(8)和出水管(4)；本发明的水冷装置的成型方法为把金属圆管的一端插入芯轴(18)的定位孔(23)中，将滚压工具(20)安装在刀架上，调整车床的加工螺距与螺旋扁管(6)的螺距相等，启动车床，完成整个螺旋扁管的挤压成型。

With the method and the relation between the center of a circle and a triangle, the relation between the triangle and the circle can be determined rapidly, hence to quickly and correctly determine the position relation between the projections of the triangle plane and the tool in tool axis direction, and raise the efficiency of 3-axis NC machining.

借助于该方法及圆心相对三角形的位置关系，可以快速判别三角形与圆的位置关系，从而能据此快速、准确地判别三角片与刀具两者在刀轴方向投影的位置关系，提高3坐标数控加工干涉检查的效率。

Shen Zhen wonhand industrial co.,ltd Is the production of lead-acid battery-based, scientific research, development, production, trade in one of the new enterprise, located in Shenzhen Baoan, production base in Guangdong Qingyuan, plant covers an area of 45,000 square meters, with modern garden-like plant and from the lead powder processing, battery plate production to assembling a series of production processes, have to rely on its own advanced technology, superb technology, a wealth of manufacturing experience, and scientific management methods, to produce high-quality, Products for the purpose of reliable and dedicated services to our customers at home and abroad!

万亨德实业有限公司是以生产铅酸蓄电池为主，集科研，开发，生产，商贸于一体的新型企业，座落于深圳宝安，生产基地在广东清远，厂房占地面积45000平方米，拥有现代化的花园式厂房和从铅粉加工，极板生产到电池装配等一系列的生产过程，都依靠自身的先进工艺，精湛的技术，丰富的制造经验，和科学的管理方法，以生产优质，可靠的产品为宗旨，竭诚为国内、外广大用户服务！

In chapter 4, with regard to the structure characteristics of honeycomb core part, a global G1 continuous compound surface model construction method is presented from the point of view of surface continuity and manufacturability.

第四章首先针对蜂窝芯零件的结构特点，从曲面整体连续性和可加工性的角度出发，提出一种带有复杂过渡区域的组合曲面整体G~1连续模型的建立方法。

In this paper,polychromatic graphs and polychromatic sets theory are introduced.

文章介绍了多色集合理论、多色图，并详细叙述了该理论在设计零件加工工艺方案上运用的流程和优选方法。

A review is made of the history, current research situation and modification methods of wood adhesives in China, placing emphasis on three traditional types of formaldehyde-based resin wood adhesive and polyvinyl acetate emulsion used in panels second processing and furniture production, The development trend of wood adhesives in China is also summarized.

介绍了木工用胶粘剂发展的历史和研究现状及改性方法，重点是综合了传统木工用三种甲醛类胶粘剂和人造板二次加工及家具生产用聚乙酸乙烯酯乳液胶的研究进展，同时提出了木工胶粘剂的发展趋势。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。