虚构的火车以接近光速的速度行驶,它如何变成一个时间机器呢?
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基于信号处理技术提取轻武器弹丸转速方法研究
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study on testing firing speed of light weapon using virtual target measurement
利用虚拟靶标检测方法测试轻武器射击速度的研究
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这些测量结果意味着中微子的速度要比光速快五万分之一。
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Measure average wind speed by anemometer. Find out wind direction by light thread and compass.
用风速计量度平均风速,用一条轻的线和一个指南针找出风向.
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Imagine a data storage device the size of an atom, working at the speed of light.
想像一下数据存储装置只有原子大小 、 并以光速工作.
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Heinrich Rudolf Hertz proves that electricity is transmitted at the speed of light.
海因里希.鲁道夫.赫兹证实电是以光速传播的.
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The high-speed feature of ACV determines the importance of light weight control.
气垫船的高速性特点决定了全船重量控制的重要性。
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This car is quieter at full throttle then most cars are at light cruising speed.
这车是当时最宁静尽油门车轻巡航速度.
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用相对论计算高能量电子存在无法克服的光速局限危机.
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Neutrinos and the hypothetical gravitons, also massless particles, move at the same speed as light.
中微子和假想的引力子也是无质量粒子, 它们也以与光相同的速度运动.
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We move about, even in jet travel, at speeds far less than the speed of light.
我们即使是乘飞机旅行, 运动的速率也远小于光速.
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高速 摄影是一种先进实用的实验手段,广泛用于焊接熔滴过渡研究中.
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We are lagging behind at China with the speed of light-year, overtook impossibly again.
我们正在以光年的速度落后于中国, 不可能再追上了.
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