时空坐标

相对论参考系的基本概念及常用时空坐标间的变换

Conceptions of Relativistic Reference System and Transformations of Spacetime Coordinates

大气扩散研究中，K理论是很重要的一个研究方向，但如何将扩散系数K表示为可测气象参数和时空坐标的函数，仍没有公认的办法。

In studies of atmospheric diffusion , K - theory is very important .

本文首先介绍了GPS测量应用中的各种时空坐标系统，以及GPS信号构成等基本知识。

In this paper , various correlative GPS space reference frames in GPS measurement field and the principle of GPS signal constitution are introduced first .

这意味着从保持电磁学定律对于时空坐标变换不变这一要求出发，Einstein的狭义相对论并不是唯一可能的理论。

This means that the Einstein 's Special Theory of Relativity is not the unique possible theory to which the law of electromagnetism are invariant .

基于同步相量技术的广域动态测量系统，可以在时空坐标下监测电力系统动态运行特性，弥补了现有SCADA系统和故障滤波系统的不足，为大电网动态电压稳定监测奠定了基础。

Based on the synchrophasor technology , Wide-Area Measurement System ( WAMS ) can supervise the dynamic operation of large-scale power systems , which overcomes the weaknesses of traditional SCADA and digital fault recorders .

时空坐标转换理论及场式时栅位移传感器实验研究

Time-Space Coordinate Transformation Theory and Experiment Study on Field-Mode Time-Grating Displacement Sensor

鄂尔多斯盆地演化-改造的时空坐标及其成藏（矿）响应

Space-Time Coordinate of the Evolution and Reformation and Mineralization Response in Ordos Basin

论中国疆域最终奠定的时空坐标

On the Time and Space Coordinate of Final Formation of China 's Territory

时空坐标转换理论与时栅位移传感器研究

Study on the Theory of Time-space Coordinate Transformation and the Time Grating Displacement Sensor

四度时空坐标变换的图像及其应用

An Image of the Transformation of Four dimensional Time space Frames and Its Applications

利用洛伦兹变换创建双标度时空坐标的设想

The Assumption of Using Lorentz Transform to Establish the Two Signs Space and Time Coordinate

时空坐标转换方法的增量式实现与增量式时栅位移传感器研究

Incremental Implementation of Time-space Coordinate Transformation and Research on the Incremental Time Grating Displacement Sensor

构造事件的沉积响应&建立青藏高原大陆碰撞、隆升过程时空坐标的设想和方法

Sedimentary response to tectonic events : Reconstructed spatio-temporal scale of the Indo-Asian continental collision and Qinghai-Xizang Plateau uplift

任何物体在一定的地理时空坐标系中都具有空间、时间和属性三个基本要素。

Any object has three basic elements which are space time and attribute in a certain geography space-time coordinate .

基于时空坐标转换理论的时栅位移传感器是一种新型角位移传感器。

The field type time grating displacement sensor , based on time space coordinate transformation , is one novel angular displacement sensor .

对四度时空坐标的几何图像给以量化的描述，将洛伦兹变换与坐标的旋转对应起来。

A graphic image of a frame of four dimensional time space is described quantitatively and a rotation of the frame is paralleled with Lorentz transformation .

根据相对论时空坐标变换及光速不变原理，推出了光在运动镜面上反射时遵从的规律。

According to space time coordinate transformation and permance principle of light velocity in the theory of relativity , the rule of light reflection from the moving mirror is proposed in this paper .

本文利用时空坐标变换、波速变换及傅里叶变换的方法，导出了弹性波和电磁波多普勒效应的普遍公式。

By utilizing the transformation of time & space coordinates , the transformation of wave velocity and the Fourier transformation , this paper derivates the general expressions of Doppler effects of electromagnetic wave and elastic wave .

并依据匹配的结果，结合对双目视觉三维恢复的空间几何关系的推导公式，构建了跟踪体与被跟踪体的时空坐标，求取了目标物体的速度和方向。

And then combining the correspondence result with the space geometry relation of double-eyes vision 3-d reconstruction , this paper constructs the time-space coordinate of the tracking object and being tracked object and get the speed and direction of aiming object .

回顾了时栅位移传感器原理和传统精密位移测量原理，通过比较其间细微而本质的区别，可加深对时空坐标转换方法的理解和对时栅位移传感器优势的认识。

The principle of time grating displacement sensor and traditional precision displacement measurement are reviewed . By comparing the imperceptibility but essential differences among them , it is better to understand the time space coordinate transformation method and the advantage of the time grating displacement sensor .

带电Kerr时空的Weyl坐标描述

Charged Kerr space-time described by Weyl coordinate system

静态黑洞辐射与时空在乌龟坐标下的共形平直形式

The radiation of static black holes and the conformal flat form of space-times with tortoise coordinates

对文献[1]提出的零温到有限温度时空的普遍坐标变换作了推广讨论。

The conclusion in the reference [ 1 ] is extended and more general coordinate transformation from zero-temperature space-time to nonzero-temperature one is presented .

研究了联合解算中的基准问题，分析了基本时空参考系的坐标参考基准，系统研究了定义参考基准的代数约束。

The problem of datum about combined algorithms is studied in detail , the coordinate reference datum of basic space time reference system is analyzed , some algebraic constraints used to define the reference datum are studied in detail . 4 .

然而，地理信息要想真正实现共享，不仅要解决地理信息多格式、多语义、多时空尺度、多坐标体系、多数据精度融合等问题，即多源空间数据之间的集成问题；

However , to get genuine sharing , we have to solve not only the bottlenecks of integration of multi-format , multi-semantics , multi-temporal spatial scales and multi databases , namely , integration of multi-spatial data , but also integration of spatial data and relative attribute data .

零温时空到有限温度时空的普遍坐标变换

General Coordinate Transformation from Zero - Temperature Space - Time to Nonzero

提出零温时空到任意的有限温度时空的普遍坐标变换，并指出该坐标变换是导致稳态时空Hawking辐射的充分必要条件。

In this paper gives a general coordinates transformation from zero-temperature space-time to nonzero temperature space-time , points out that the coordinate transformation is a necessary and sufficient condition causing Hawking radiation in stationary space-time .