But the new fiber-optic backbone should be load tested with new applications and hardware.

但是新的光纤中枢应该用新的应用程序和硬件进行负载测试。

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The backbone will consist of fiber optic cable configured in a star topology to support all communication systems as described in this communication and Data systems Philosophy.

中枢将由组态成星型拓朴结构的光纤电缆组成，以支持本通信与数据系统原理中所述的所有通信系统。

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Backbone providers are the Internet players that typically own and lease long-haul fiber-optic cables spanning a large region.

主干网提供商是因特网的玩家，典型的主干网提供商拥有和出租覆盖广阔地区的远程光纤网。

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The funding is integral to a smart grid initiative and broadband service based on an open-connectivity fiber optic backbone network.

WHITEHOUSE: Recovery Act Investment in Broadband

Others say fixed-line operators, especially those that have a strong fiber optic backbone in place, are better bets because they are players in the broadband services game -- offering pay TV, video-on-demand, home shopping and banking as well high-speed Internet access.

CNN: Cell-Phones On the Line

In the next 20 years nowhere in Asia, apart from Hong Kong and Singapore, will you have a fully fiber-optic wired backbone in place.

CNN: Cell-Phones On the Line