laser beam

常见例句

They are to regular conductors what a laser beam is to a light bulb.
相比起来，超导体之于常规导体，就像一束激光之于一个灯泡。
During that test, an onboard calorimeter captured the laser beam before it left the aircraft.
在这次测试中，机载的计量器在激光波束离开飞机时捕捉到了它。
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The trick is to use what is known as a "fast Fourier transform" to unpick more than 300 separate colours of light in a laser beam, each encoded with its own string of information.
这种技术是使用“快速傅里叶变换”把一束激光中的超过300中不同的光的颜色的光分解出来，每一种光被编码成它自己的信息串。

Scientific American magazine says huge lasers turn only about twenty to thirty percent of the energy they use into a laser beam.
So this gives you a little bit of an idea of just how many individual photons there are in a laser beam of light. This is a huge number of photons.
这个给你们一点思路关于,一个激光束有多少独立的光子,这是一个巨大的光子数目。
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So what we end up with for the number of photons in this laser beam of light is 2.1 times 10 to the 17 photons.
这个激光束的数目是,2，1乘以10的17次方。
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