查询词典 milling of ores

In the early 1970s by the then Beijing business card printing and membership card making Technology Research Institute (for Chinese business card printing and membership card making science and Technology Research Institute), shnagqiu printing machinery factory and Yibin printing machine common development and production of the first generation bookbinder--PRD-1-product line of binding, it can be machined with 16 and 32-64-open single, twin with the maoba book, complete with page, milling back, dehairing, a letter to the core gum floorings、decorative gauze cardboard, plastic, pressure on the cover are formed, you can not book thermalsteam riprapped waste, production speed 3600 ~ 6a this/, while the line with the international advanced bookbinder quite, but to fill our binding line blank, about changes in China's extremely backward collers bookbiding dhlopen has played a very important role.

20世纪70年代初由当时的北京制卡和会员卡制作技术研究所(后改为中国制卡和会员卡制作科学技术研究所)、商丘印机厂、宜宾印机厂共同开发生产了第一代胶订机--PRD-1型无线胶订生产线，它可以加工16开、32开单联、64开双联毛本书，全线完成配页、铣背、打毛、上书芯胶、贴纱布卡纸、上封面胶、加压成型等工序，可以不停机抛废书，生产速度3600～6500本/时，虽然该线与当时国际上先进的胶订机差距甚大，但填补了我国无线胶订生产线的空白，对改变我国书刊装订极其落后的面貌起到了很大的作用。

The results indicate that water and metal ions can promote the development of fly ash from vitreous body to low polymer in the process of wet milling and placement, so as to improve the second-hydration capability of mineral admixture slurry.

研究表明，在湿磨及放置过程中，粉煤灰玻璃体表面可向低聚度方向转化，结构变疏松，可促进其二次水化反应。

Jiangsu Bao Ying decay BAOYING pump covers an area of 45,000 square meters, 26,000 square meters building, with assets of 20,050,000 yuan, the existing types of professional and technical personnel more than 120 people, has the domestic advanced vehicles, milling, planing, grinding, and Play various types of processing equipment more than 200 sets of a set of physical and chemical testing equipment, vibration equipment, a set number of hours, and has formed the test flow of 10000m3 / h, a diameter of 20 inches, power of 800KW capacity within the pump test to meet the test of various Pump performance requirements.

江苏宝应县盈宝耐腐泵厂占地45000平方米，建筑26000平方米，拥有资产2005万元，现有各类专业技术人员120多人，拥有国内先进的车、铣、刨、磨、插各类加工设备200多台套，理化试验设备一套，振动时数设备一套，已形成测试流量为10000m3/h、口径为20英寸、功率为800KW以内的水泵测试能力，可满足测试各类水泵性能指标的要求。

Mold workshop equipment: CNC Machining Center Units 1, 5 Units EDM, engraving machine 5 Units, one of Units 2 computer engraving machine, EDM 4 Units, 2 Units welding machines, planer 3 Units, legislative Units 4-type milling machine, surface grinder 1 Units, Units 1 Trimming Machine, Vertical Drilling Machine G-35 Units 1, 2 desktop Drilling Units, and other auxiliary equipment.

模具车间设备：数控加工中心1台、电火花成型机5台、刻花机5台，其中电脑刻花机2台、线切割机4台、氬弧焊机2台、刨床3台、立式铣床4台、平面磨床1台、切边机1台、立式G-35钻床1台、台式钻床2台，其它辅助设备等。

On applying the theory of differential geometry, the research shows the procedure for determining the required cutter path for cutting conical cam profile using a NC milling machine based on the analytical profile expression of conical cam with oscillation conical roller follower or with a translating conical roller follower established in 3D space. The analytical expression of cutter path is provided for a tapered endmill cutter, whose size may be identical to or smaller than that of the conical roller.

应用微分几何理论，以在3维空间所建立的圆锥滚子摆动从动件和直动从动件圆锥凸轮机构凸轮廓面的解析表达式为基础，对数控铣床加工圆锥凸轮廓面所需刀具轨迹方程的建立方法进行了研究，根据所采用的锥形刀尺寸等于或小于圆锥滚子尺寸的情况，推导出相应的刀具轨迹方程的解析表达式。

A milling method of space index cam s on 2-Axis NC machine;2. In this paper some equations of moving track of tool to mill different space index cam s are presented and can be directly applied to practice.

给出了加工各种空间分度凸轮的刀具运动轨迹方程，可以直接应用于生产实际，并介绍了在 Auto CAD上实现空间凸轮刀具中心轨迹的动态仿真和三维几何造型的方法。

The discrepancies between the surface proles measured experimentally and those ob- tained by theoretical modelling can be explained by undeformed chip thickness variation along the tool tooth cutting edge, tearing of the workpiece material and uctuations in back cutting height deviation and feedrate during the milling process.

之间的差异表面轮廓测量实验和阻塞涉及的理论模型可以解释未芯片厚度变化的工具，沿齿尖端，撕裂的工件材料及波动回到切割高度偏差和进给速度在铣削过程。

The applications of user subprograms,macroprograms and tool plane exchanging in NC milling programming are introduced briefly.

简略介绍了用户子程序、宏程序及刀具平面转换在数控铣削加工编程中的应用，并以实例的形式进行了其应用说明，对读者有借鉴作用。

On the basis of above studies, the work is aimed at examining the main factors which affect the high-speed milling and the optimize calculations of them. It especially carries out the analysis for the affect of the feed speed、tool angle and shape of tooth. Lastly, in this paper all above with theories and tests results have been explained.

在上述分析研究的基础上，本文讨论了超高速切削条件下影响超高速铣削加工的主要因素，重点分析了进给速度、刀具角度和刀具形状的影响，对各影响因素进行了优化计算，并结合试验进行了分析说明。

In three-axis operation, ballnose cutters have the disadvantage that they are supposed to do part of their milling work with the tip, where the cutting speed is zero.

三轴操作， ballnose刀具有劣势，他们所应该做的一部分，其铣削工作的冰山，当切削速度为零。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48