1.
A simple derivation of the relativistic addition law for parallel velocities;
一种相对论速度合成公式的简捷推导方法
2.
relativistic velocity addition formula
相对论性速度加法公式
3.
non-dimensional [relative] velocity
无量纲[相对] 速度
4.
The rate of change of velocity with respect to time.
加速度速度相对于时间变化的速率
5.
Having a recession velocity greater than the speed of light does not violate special relativity.
具有比光速快的远离速度，并没有违反狭义相对论。
6.
flow in which the velocity at any point is relatively steady.
速度相对稳定的流动。
7.
The phenomena of relativity in two mutually rotating coordinates;
相对等速旋转参考系中的相对论效应
8.
(physics) a wave that is hypothesized to propagate gravity and to travel at the speed of light.
（物理学）被广义相对论所预言的、以光的速度传播重力的波。
9.
Doesn't Einstein's special theory of relativity say that nothing can have a velocity exceeding that of light?
爱因斯坦的狭义相对论不是说没有任何物体的速度可以超过光速吗？
10.
In practice this velocity is sufficiently nonrelativistic for the operation of a conventional cyclotron.
实际上，这个速度就普遍的?旋加速器的运转来说，完全可以看成是非相对论性的。
11.
The first principle of Einstein's Special Theory of Relativity is that the speed of light is always the same regardless of the motion of the observer or the light source.
爱因斯坦的狭义相对论中第一条定律就是光速是恒定的，完全不依赖于观测者及光源的速度。
12.
INFLUENCE OF RELATIVE VELOCITY ON MOTION PROPERTIES OF THE RUB-IMPACT ROTOR SYSTEM
相对速度对转子碰摩运动特性的影响
13.
The priciple of acceleration relativization and the principle of force relativization was deduced.
引出了加速度相对性原理和力相对性原理.
14.
an instrument for measuring the speed of an aircraft relative to the speed of sound.
能够测量航行器相对于声速的速度的仪器。
15.
achieves relativistic velocities by modulating the frequency of the accelerating electric field.
通过调整加速电域的频率获得相对速度。
16.
hours of solar shine,. relative air humidity and wind speed
日照时数，相对湿度和风速
17.
Its world line is tipped at the angle corresponding to the speed of light.
它的世界线倾斜的角度与光速相对应。
18.
The velocity is with respect to a fixed frame of reference.
此速度是相对于固定标架的。