But a single optical fiber with a diameter of less than half a millimeter can carry more information than a large cable made of copper wires.
但是只一根直径小于半毫米的光纤电缆就可以比由铜丝制成的粗电缆承载更多的信息。
2
Singlefiber optic modules with dual fiber cable connections provide redundant point-to-point, star, tree and ring topologies, depending on the communication system.
拥有双重光纤电缆连接的单一光纤模块依据通信系统可以提供点对点，星状，树状以及环形布局。
3
Long-distance single-mode fiber optic cable is laid between the stope and port control system to enable Ethernet data communication.