Today, bundles of glass fibers carry calls on laser beams of light.
今天，一束束的玻璃纤维用激光传递人们彼此间的通话。
2
We've come up with a way, using optical fibers, to bring laser light to and from the seismometer, to make very precise measurements of the vibrations of the mass in our seismometer.
我们想出了一种新方法，通过光导纤维将激光导入和输出地震仪，从而精准地测量重物的振动值。
3
It includes a He-Ne laser, four electro-optical modulators and four optical fibers.