您要查找的是不是：
- The velocity of light is about 186,000 miles per second. 光速大约是每秒十八万六千英里。
- Calculate the velocity of light. 计算光的速度。
- The velocity of light is about 186,000 mile per second. 光速大约是每秒十八万六千英里。
- The velocity of light is too great to be measured in simple units . 光速太快，不能用简单的单位来量度。
- The velocity of light is about 300,000 kilometres per second. 光速约为每秒30万公里。
- The velocity of light is too great to be measured in simple units. 光速太快,不能用简单的单位来量度。
- The students were asked to calculate the velocity of light. 要求学生计算出光的速度。
- The ratio of the velocity of light in a vacuum to that in a medium. 真空中光速通过中介物的比。
- The velocity of light is about 300000 kilometres per second. 光速约为每秒300000公里。
- The hare darted off with the velocity of a bird. 野兔像鸟一样快速掠去。
- The atomic particles resist being accelerated past the velocity of light. 这些原子粒子无法被加快到超过光速。
- The hare dart off with the velocity of a bird. 野兔像鸟一样快速掠去。
- For example, when moving close to the velocity of light, measuring rules contract and clocks slow down. 比如说，当移动速度接近光速时，量尺会缩短，时钟也会减慢。
- According to phenomena observed during total solar eclipse, it can be pointed out that the velocity of gravitational field wave is equal to the velocity of light in vacuo. 摘要据日全食时的现象能够得出：在真空中，引力波的传播速度和光波的传播速度相等。
- The jet plane is flying at the velocity of sound. 喷射机以声音的速度飞行。
- In point of fact, it is the velocity of light (or any other form of electro-magnetic radiation-such as radio waves) that is the maximum velocity. 实际上，光速（或者其他形式的电磁波辐射-比如无线电波）是最大的速度了。
- The velocity of winch can't overspeed in 1m/s. 卷扬速度不能超过1m/s。
- The velocity of light was obtained by the Danish astronomer Roemer in 1676, by observing the eclipses of Jupiter's moons. 光速的确定，说起来很有意思。光速是由一个名叫罗默的丹麦天文学家，在1676年通过观察木星的月食现象测得的。
- It having been established that the velocity of light did not behave like that of a wave, the remaining possibility was that it behaved more like that of a projectile. 已经确定了光速与波的表现是不同的，剩下的可能性就是它更像是一个抛射体。
- This article introduced the basic theory and method of measuring the velocity of light using the method of phase difference and how to measure the velocity of light using phase difference in air. 摘要介绍了一台自制的利用相位差法测量光速的仪器的基本原理和方法，并通过对光在空气中的传播速度的测定，使大家对用相位变化测量光速仪器有所了解。
