Optical fiber (fiber Optics) - an extremely fine glass fiber able to carry much greater amounts of information than copper wire carrying electric signals.
光纤-一种非常精密的玻璃纤维，它比传送电子信号的铜线能传输多得多的信息。
Optical fiber (fiber Optics) - an extremely fine glass fiber able to carry much greater amounts of information than copper wire carrying electric signals.
光纤-一种非常精密的玻璃纤维，它比传送电子信号的铜线能传输多得多的信息。
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