The correlation between metallicity and stellar mass of cluster galaxies is also confirmed. It is concluded that galaxy cluster Abell 2255 is formed by the gravitational interaction after the individual galaxies are formed, which supports the hierarchical model of cluster formation.

After the contribution discussion of three types and two performances of the gravitational interaction to evolution of the metagalactic foam structure, the vacuum energy ( dark energy) is considered to play the role of the foamer.

然后讨论了引力相互作用的三个类型和两种表现在总星系泡沫结构形成中的作用，认为真空能量（暗能量）扮演了起泡剂的角色。

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Therefore, these mysterious matters are invisible, but astronomers know about their existence through the exploration of the gravitational interaction between them and ordinary matters.

因此这些神秘的物质是看不见的，但天文学家通过探测它们和普通物质之间的引力相互作用得知了它们的存在。

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It is proved that the gravitational interaction and strong interaction belong to the same kind of interaction.

证明了引力相互作用与强相互作用是同一种相互作用。

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The particles in GSA are considered as a group of moving objects in the space, particles can attract by each other through gravity and move followed the rule of kinematics.

GSA的原理是通过将搜索粒子看作一组在空间运行的物体，物体间通过万有引力相互作用吸引，物体的运行遵循动力学的规律。

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We will use Gauge Field Theory to study gravitational interaction in this paper.

本文将利用规范场理论研究引力相互作用的性质。

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WASP-17 likely had a close encounter with a larger planet, and the gravitational interaction acted like a slingshot to put WASP-17 on its odd course, the astronomers figure.

天文学家们估计，WAPS-17行星有可能和一颗较大的卫星又一次近距离接触，引力相互作用就好像弹弓，将WASP-17放入奇怪的轨迹。

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Experimental investigations of the photon rest mass are an indirect test of the constancy of the speed of light, and any conclusive evidence of a finite mass for the photon will greatly affect the development of all physics.

对光子静止质量的实验检验，也是对光速不变原理的一种检验，即使光子仅有非常微小的静质量，如一旦得到实验的检验，将会对整个物理学的发展产生巨大而深刻的影响。

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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.

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。

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In this paper, authors present a derivation of the Lorents transformation by invoking the principle of relativity alone, without the principle of invariance of light speed.

在大多数介绍狭义相对论的文章中，导出洛仑兹变换公式的依据都是相对性原理和光速不变原理。

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Based on my teaching experience for many years, this paper demonstrates the Michelson-Morley experiment further and make students understand the principle of light velocity invariability deeply;

根据多年的教学经验，对迈克尔逊&莫雷实验进行了进一步的阐述，为使学生对光速不变原理有更深理解；

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And as the speed of light, the role of the same principle of relativity is the material object and the electromagnetic wave light.

而作为光速不变原理的作用物质，相对论是以电磁波的光而对象的。

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Discussion on the permanence principle of light velocity and its analytic method

谈光速不变原理及其解析方法

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Effect of Permanent Principle of Light Velocity in the Relativity Theory

光速不变原理在相对论中的作用

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The principle of constancy of the speed of light corresponds with the definition of coordinate time. The principle of relativity corresponds with the definition of proper time. The Lorentz factor is the transformation factor between the two definitions of time.

光速不变原理对应坐标时定义，而相对性原理对应原时定义，Lorentz因子正是这两个时间定义之间的转换因子。

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Some dim understanding about the principle of constancy of light velocity is clarified.

澄清了对光速不变原理的一些不清晰的认识。

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In term of mass and energy conservation, the calculation method of simplified source of explosion was put forward;

根据质能守恒方程，提出了简化爆源的计算方法；

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In this paper, we discussed about the calculating of nuclear energy by system tidy, then, based on by using the mass-energy equating of Einstein, discussing the nuclear binding energy, disintegration energy and reaction energy.

本文对有关原子核能量的计算做了一个比较系统和全面地讨论，以爱因斯坦的质能方程为主线索来讨论原子核的结合能，衰变能，以及反应能。

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There is one very familiar formula. That is E= MC2. It says something about the creation of the universe.

E=MC2是人们很熟悉的质能方程，它说明了宇宙的诞生。

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On the Mass-Energy Relation

质能方程与核能

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Thebasic content of general relativity has been introduced simply too.

对和理论有关的广义相对论基本内容作了简要介绍。

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