查询词典 precision tool

Taking a example for verilying the feasibility and computation precision of the approach,the computation results show that the PSO-based approach is a useful tool for solving such nonlinear optimization problems as cylindricity evaluation with complicated goal function and more parameters. It is superior to that given by the Least Square Method and a little better than or equal to those given by GA-based method and another Minimum Zone Method.

计算结果表明，该方法对于圆柱度误差评定这类具有复杂目标函数和较多参数的非线性优化问题有很好的计算性能，优于最小二乘法；与遗传算法和其它满足最小区域条件计算方法相比，计算精度略优于前者或者与前者相当，能够获得精度较高的结果，而突出优点是简单，易于实现而且计算效率较高。

In response to broach dentiform precision molding design and calculation of the degree of difficulty, and enhance the accuracy of processed products, the company's decision to purchase gear in the design of software programs to achieve the required accuracy of customers, and the coming years, and one after another machine tool purchase, replacement, in order to enhance broach manufacturing efficiency and accuracy.

因应拉刀齿型成型之设计精度及计算之困难度，及提升加工产品之精度，本於公司决定添购齿轮设计软体程式，以达客户所需之精度，并於往后数年，陆续添购工作母机，汰旧换新，以提升拉刀制造之效率与精度。

GATA 68 can effectively control frictional characteristics by high strength oil film and excellent load-carrying properties to eliminate the phenomenon of "stick-slip" which is the most important factor to achieve the dimensional control of a high precision machine tool.

嘉达 68特别为机床导轨而研制的导轨油，配有特殊添加剂以增进其润滑及保护性，嘉达68具有特强的油膜和负载能力，可控制磨擦，消除「胶著-滑动」的现象，是精准机床达至准确尺寸控制的重要元素。

Originally, GPS was used as a tool of establishing the precision class of geodetically networks and various of controlling networks .With the development of GPS techniques, great changes have taken in every fields of surveying and mapping.

作为较早采用GPS技术的领域，在测量中，它最初主要用于高精度大地测量和控制测量，建立各种类型和等级的测量控制网；现在，它除了继续在这些领域发挥着重要作用外，还在测量领域的其它方面得到充分的应用，如用于各种类型的施工放样、测图、变形观测、航空摄影测量、海测和地理信息系统中地理数据的采集等。

GPS has been proved to be a state-of-the-art monitoring tool because of its high-precision, high-speed, all-climate working and dispensing with intervisible measuring stations.

将GPS应用到滑坡监测，不仅精度高、不受气候条件影响，而且可实现无人职守的自动化实时监测模式。

The moulds and precision functional parts have applied to the machine tool made from the well-known and main manufactures in the world, such as Amada, Strippit, Murata, Trumpf, YangLi, JFY, Yawei and the like. They are widely used the field of sheet metal processing such as metal punching, sheet metal forming, etc..

模具及机床精密功能件等产品能够与世界主流机床配套，如Amada、Strippit、Murata、Trumpf、扬力、金方圆、亚威和捷迈等知名公司，并且广泛应用于金属冲裁、成形等钣金加工领域。

As a tool of whole field , unintrusive and instantaneous measurement, PIV has been used widely in parameter measurement of liquid and multiphase and has good measurement precision.

作为一种全流场无接触瞬时测量的工具，PIV测量技术已经广泛地应用于流体及多相流参数的测量，而且具有较高的测量精度。

Based on above work , the GET— 500 integral graphite electrodes abrading tool is designed . It is systematically analyzed in theory and researched by experiments on the precision of manufacturing and assembling , working control and dynamic characters.

在上述工作的基础上，设计了&GET-500 整体石墨电极研磨机&，并对其制造装配精度、工作控制及动态特性进行了系统的理论分析和实验研究，成功地研制了我国第一台石墨电极研磨机。

ABSTRACT The control of induction motor with high precision and strong robustness is an important field in electric drives. It has been widely applied in robot control, machine tool drive, wiredrawing equipment and material testing machine, etc.

高精度、强鲁棒性的交流电机调速是电气传动领域的重要研究方向，在机器人控制、数控机床、材料试验机、拉丝设备等方面有越来越广泛的应用。

This paper gives a brief introduction of research work on the fabrication measurement of rotation accuracy of machine tool main spindles. The following problems have been studied, stability of a new type base circle generator, mechanical method of eliminating eccentricities, precision fast eccentricity-regulating equipment, program of autosof tware for checking delaytime number for improving sampling accuracy and its au...

本文通过试验研究，讨论机床主轴回转精度工业测试的一些主要问题：新型基圆发生器的稳定性；机械消偏法及快速高精度调偏心装置；提高采样精度的自动软件检测延时数程序及自动定标技术；干扰的产生原因及消除方法；主铀的工业测试规范。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。