1.
the 4-dimensional coordinate system (3 dimensions of space and 1 of time) in which physical events are located.
物质事件发生的四维坐标系统。
2.
the fourth coordinate that is required (along with three spatial dimensions) to specify a physical event.
用第四维坐标来说明一个物理事件。
3.
Transformation Between Three-Dimension Geocentric Coordinate System and Independent Coordinate System
区域性独立坐标系与三维地心坐标系的转换
4.
A New Transformation Method of Exploratory Profiles from 2D to 3D Coordination Systems
勘探剖面二维坐标系向三维坐标系转换的新方法
5.
One of three axes in a three - dimensional Cartesian coordinate system.
x轴三维直角坐标系中的三轴之一
6.
The Study about the System of the 3D Human Motion Tracking Based on VR;
基于VR的三维人体坐标跟踪系统研究
7.
The Research on 3D Coordiante Laser Measuring System Basing on Target Collaboration;
基于靶标合作的三维坐标激光测量系统的研究
8.
The Application of PML in Three Dimension Cylindrical Coordinates and the Conversion from Near Field to Far Field;
PML在三维柱坐标系下的应用及近场-远场转换
9.
Research on the Technology and System of Portable Light Pen Coordinate Measurement System
便携式光笔三维坐标测量技术与系统研究
10.
The Transformation of Two-Dimensional Shallow Water Equations under Orthogonal Curvilinear Coordinates
正交曲线坐标系下二维浅水方程的变换
11.
A method to calculate the femoral neck-stem angle based on 3D coordinate system
建立三维坐标系计算股骨颈干角的方法
12.
Modification of 2D shallow water and water quality model in curvilinear coordinates
曲线坐标系下平面二维水流水质模型的修正
13.
Study of the Two-light Pen-camera Type 3D-coordinate Measuring System
双摄像机光笔式三维坐标测量系统研究
14.
Beijing geodetic coordinate system 1954
１９５４年北京坐标系
15.
This coordinate system is called the triad at the point.
这个坐标系叫做该点的三面形坐标系。
16.
World coordinate and disp lay coordinate are defined in the paper.
本文定义了实物坐标系与显示坐标系 .
17.
Research about independent coordinate system conversion from Gaussian coordinate system
独立坐标系向高斯坐标系转换的研究
18.
The Transformation Procedure of Coordinate System in GPS Surveying
GPS测量中坐标系统、坐标系的转换过程