坐标平面

Grinding machine, 1 set Plane Grinding machine, 3 sets EDM, 1 set CMM, 1 set universal tool microscope, 1 set cutter aligner, 1 set roughness instrument, etc., much of equipments are the most advanced in domestic.

主要 设备有：加工中心9台（FV-800A 6台、QM-800A 1台、QM-22T 1台、卧式加工中心1台）、数控车床6台（FTC-20 2台、FTC-10 2台、FTC-30 1台、FTC-150 1台）、外圆磨一台、平面磨一台、慢走丝线切割机一台、快走丝线切割机一台，电火花成形机（MOND030）、三维坐标测量仪（GALAXY/SCICNC）、万能工具显微镜（19JC），对刀仪、粗糙度仪等。

Company has 8 sets Vertical Machining Center, 1 set Horizontal Machining Center, 6 sets NC lathe, 1 set O.D. Grinding machine, 1 set Plane Grinding machine, 3 sets EDM, 1 set CMM, 1 set universal tool microscope, 1 set cutter aligner, 1 set roughness instrument, etc., much of equipments are the most advanced in domestic.

主要 设备有：加工中心9台（最大加工范围800mm）、数控车床6台（最大加工直径360mm）、外圆磨、平面磨、慢走丝线切割机、快走丝线切割机，电火花成形机、三维坐标测量仪、万能工具显微镜，精密对刀仪、粗糙度仪等。

The technique of boundary-fitted coordinate system is used to overcome the difficulties resulting from the complicated shapes of natural river boundaries;the method of alternating direction implicit finite difference scheme is used to solve the partial differential equations in the transformed plane;and the technique of moving boundary is used to deal with the river bed exposed to water surface.

用适体坐标技术克服天然河道复杂的几何边界给有限差分法所带来的困难；用交替方向隐式有限差分格式求解变换平面上的偏微分方程；用动边界技术处理河床的淹露。

Sea area measurement usually uses GPS timely processing the position data for the boundary of sea area,and then calculating the area of anomalistic area .

介绍几种求取平面不规则区域面积的方法，再推演出专用于计算海域面积的坐标法和方格法，并给出一种适合计算机计算的数点法。

In this paper, this method is extended into the orthotropic media. The parameterβ=μxμy is introduced to perform coordinate transformation. The basic equations of antiplane crack problem for orthotropic media can be transformed in terms of those of isotropic media.

本文将这一方法推广应用于正交各向异性材料，首先引入参数β=μxμy，利用坐标变换，将正交各向异性板反平面裂纹问题的基本问题转换为各向同性的形式进行求解，然后经过反变换求得问题的一般解。

The vertical axis of a two-dimensional Cartesian coordinate system.

纵''。'坐标轴'。''笛卡尔平面坐标上的纵轴

For the laser coordinate measuring machine, the single CCD and the structure light are used to match the 3D object surface data. A new ladder-shaped calibration block is designed and two images are taken: one is structured stripe image and the other is laser plane image by this block. The laser plane and camera calibration can be accomplished by both images.

由于关节式坐标测量机的激光测量头，使用单摄像机和线结构光来匹配被测物体表面的三维数据，本文设计了一种新型的阶梯形标定块，通过标定块图像和激光条纹图像完成了摄像机的内外参数标定和激光平面参数标定。

In this paper,we study the problem finding basic circle in plane graph,in which the number and coordinate of nodes and the node number of two ends of the side is given,we create a method,which is enlightened by the"proble of find way in labyrinth",to find way in branch point and then to find basic circle.

论文讨论了平面图形中存在着节点和边，在已知节点的坐标、标号以及边的标号和边两端的节点标号情况下，对其中存在的一阶环进行计算机搜索问题，提出了受"走迷宫"问题启发的一种在分叉点沿一定的方向进行搜索的方法。

Project construction is in the national spatial coordinate reference frame, based on the use of high-tech means of Geodesy, in Baotou city, the information on outcomes and quality of the original plane, gravity surveying and mapping information, etc. Based on the results, in accordance with unified planning and overall design principles, laid covering the city's domain sets plane, elevation, gravity field information based on the integrated control network formed by the geodetic datum, elevation and gravity reference base composed of high-precision, three-dimensional center of the earth and practical reference Baotou modern surveying and mapping system for the "Digital Baotou" construction and large-scale mapping projects such as surveying and mapping provides a unified spatial orientation reference.

项目建设是在国家空间坐标基准框架的基础上，利用大地测量的高新技术手段，在包头市原有平面成果资料和水准、重力资料等测绘成果的基础上，按照统一规划、整体设计的原则，布设覆盖全市域集平面、高程、重力场信息于一体的综合性基础控制网，形成由大地基准、高程基准和重力基准等组成的高精度、三维地心、实用的包头市现代测绘基准体系，为&数字包头&建设和大比例尺测图等测绘工程提供了统一的空间定位基准。

The paper discusses the position relationship between the litter circles of torus and the section circle of sphere figured out the intersection of torus and sphere when the central axis of torus and sphere center in XOZ coordinate plane through coordinate transformation.

利用坐标变换使圆环中心轴与球心同在XOZ平面内，讨论了在该平面内圆环截圆与球圆的位置不相交、相切和相交时圆环面和球面的相交情况，并给出了判别圆环面、球面相交情况的流程图以及圆环面和球面相交实例。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。