精密

Autocollimator is a kind of instrument for precise angle measuring, it is predominant in the field of multidimensional and non-contact measurement of tiny angle. It works with the principle of autocollimating and been used in a lot of fields, such as linearity and flatness of precise flat.

中文摘要自准直仪是一种精密角度测量仪器，在实现小角度的多维、非接触测量中具有独特的优点，它利用光学自准直成像的原理来实现在一定范围内测量物体的角度变化量，被广泛应用于导轨平台的直线度、精密平台的平面度等测量领域。

We automatically, External precision grinding systems, automatic surface Superfinishing center, laser welding and other sophisticated machining equipment to control the pre-processed products; fully automated computer-to the seizure, high-precision pressure tester and computer China-test plane, and other advanced product detection system to control the finished product assembly and testing of each link to a round of the device, inductors micrometer, and other sophisticated equipment to control the auxiliary equipment running and operation of the accuracy of the process.

我们以自动内、外圆精密磨削系统，全自动表面超精加工中心，镭射焊接等先进的机械加工设备来控制产品的前期加工；以全自动电脑分检、高精度压力测试仪和电脑泄程测试专机等先进的产品检测系统来控制产品装配和成品检测的每一环节；以圆度仪、电感测微仪等精密的辅助设备来控制设备运行和运行过程的精确性。

The successful development of phase-shifting device provides a new method for the precise measurement of length, and especially for the measurement of single crystal silicon sphere's diameter which is under the application background of Avogadro Constant research.

该相移装置的研制成功为精密长度特别是以阿伏伽德罗常数研究为应用背景的单晶硅球直径的精密测量提供了一种新方法。

Our factory is equipped with single/double screw extruders of high national and international standards, production line of banbury mixers, imported high-tech computer color monitoring instruments and precision electronic measuring instruments.

本厂拥有国际、国内高精密水平的单双螺杆机、密炼机组生产线、进口高科技电脑测色仪和精密电子计量仪。

GPS data were processed with BERNESE GPS software V4.2 developed at the Astronomical Institute of the University of Berne and QOCA Version 1.21 developed by Dr.

研究区内总共布设42个监测点，其中20个点位为GPS点；16个点位为精密水准点；6个点位实施GPS兼精密水准测量。

On the basis of the principle of precise centrifuge ,the precise centrifuge testing system was designed.

根据精密离心机工作原理，设计了精密离心机测试系统。

The technological process of the new and the old die forging for claw hammer , the action principle of the movable die and its die structure,and the advantages replacing common die forging with the flashless precision die forging have been described.

叙述了羊角锤新旧模锻工艺过程，介绍了活动模具的动作原理及模具结构，阐述了用闭式精密模锻工艺代替普通模锻的优点，提出了模具设计的基本要求，指出了目前使用活动模具闭式精密模锻中所存在的问

Xiamen Jing Vega Precision Mold Co., Ltd., are conveniently located in Xiamen Airport, is a company specializing in developing, producing all kinds of silicone rubber molds, metal molds, injection molds and products, such as the strength of processing enterprises, related to the automobile, machinery, motors, machine tools, and many other industries, insist on "people-oriented", to attract and train a dedicated team of skilled professionals, able to design, manufacture all kinds of sophisticated silicon rubber and cold stamping die, we are in the mold design and manufacturers have a wealth of experience, mold design and manufacturing applications, CAD / CAM systems, are currently used by the world's most advanced EDS company UG (CAD / CAM integration) software, at the same time supported by Auto CAD, MASTERCAM, CIMATRON, Pro-Engineer design software, etc. to ensure that the mold design, manufacturing precision and consistency.

厦门精维佳精密模具有限公司，位于交通方便的厦门机场，是一家专业开发、生产各种硅橡胶模具、五金模具、注塑等模具及制品加工的实力型企业，涉及到了汽车、机械、电机、机床、等诸多行业，坚持"以人为本"，吸引和培养了一支富有敬业精神的技术型人才队伍，能自行设计、制造各种精密、复杂的硅橡胶及冷冲压模具，我们公司在模具设计和制造上有着丰富的经验，模具设计及制造应用的CAD/CAM系统，采用的是目前世界上最先进的EDS公司的UG软件，同时辅助以Auto CAD、MASTERCAM、CIMATRON、Pro-Engineer等设计软件，保证了模具设计、制造的精度和统一性。

The paper introduces the qualitative, quantificational analysis and calculation of the of load capacity and stiffness for contrapositive hydrostatic pocket of hydrostatic slide in precision and ultraprecision machine, and brings forward the method of optimization calculation.

对应用于精密加工和超精密加工机床中的液体静压导轨的承载能力和刚度进行了定性和定量分析计算，并提出对其优化的方法。

An innovative coplanar precision xy-stage design together with a measurement system was developed.

介绍了新型共平面精密二维平台的机械设计与精密测量系统的研发。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。