But, Schmidt says, the combo antimatter fusion engine could not likely generate the thrust needed to get up to seven-tenths light speed.
不过施密特也指出，混合反物质聚变发动机产生的推力很可能达不到所需的7/10光速。
If this measurement had agreed with expectations, and showed neutrinos travelling at or below light speed, how carefully would we be examining the uncertainties?
如果实验结果与预期相符，并显示中微子以光速或低于光速的速度前进，我们会有多小心的检查不确定性呢？
For the crew of a spacecraft ramping up to light speed, interstellar space would appear highly compressed, thereby increasing the number of hydrogen atoms hitting the craft.
对宇宙飞船的船员来说，速度升高到光速，宇宙空间将被高度压缩，因此增加了撞击飞船的氢原子数量。
But he soon realized that the stray atoms of hydrogen gas would actually go right through the ship traveling close to light speed, and irradiate both crew and electronics in the process.
随后他才意识到，如果接近光速飞行，游荡的氢原子将直接穿过飞船，并使全体船员和飞船都遭受辐射。
Scientists announced Monday that in a quark-gluon plasma, achieved by smashing gold nuclei together at 99.995 percent of light speed, quarks briefly lost their ability to tell right from left.
周一科学家们宣布，在夸克胶子等离子体中，以百分之99.995光速粉碎金原子核，夸克就会短暂丧失分清左右的能力。
The spaceship flies at light speed.
宇宙飞船以光速飞行。
Introduces concepts of speed, light speed, faster-than-light speed.
介绍了速度、光速、超光速的概念。
What is the nature of light? Particle or wave? How fast is light speed? These are all basic questions of physics.
光的本质是粒子还是波？光速是多快？这些都是物理学的基本问题。
Then the possibility of larger phase velocity and group velocity than light speed in dispersive medium is discussed.
然后从色散介质中相速度与群速度的关系，讨论了相速度和群速度超光速的可能性。
Manipulation of light speed in an optical medium can be realized by changing the dispersive properties of the medium.
通过改变介质的色散性质人们能控制光学介质中光的传播速度。
The light speed control behavior of the resonator with gain is calculated and compared with that of the resonator with loss.
计算了带有增益的微环谐振器的光速控制行为，并与带有损耗的微环谐振器进行对比。
The derivation methods of Lorentz transformation according to invariance of light speed and principle of relativity are commented.
评论了仅仅依据光速不变假设和相对性原理推导洛伦兹变换公式的方法。
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。
Special relativity; Light speed; Einstein; Moving object; Observation.
狭义相对论；光速；爱因斯坦；运动物体；观测。
A physicist from the University of Surrey, Jim Al-Khalili, believes that the current consensus is correct and that the light-speed barrier is impossible to surpass.
萨里大学物理学家Jimal - Khalili相信现在的共识是正确的，光速障碍是不可能克服的。
A physicist from the University of Surrey, Jim Al-Khalili, believes that the current consensus is correct and that the light-speed barrier is impossible to surpass.
萨里大学物理学家Jimal - Khalili相信现在的共识是正确的，光速障碍是不可能克服的。
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