As a result of these advantages, optical fiber communication systems are widely
As a result of these advantages, optical fiber communication systems are widely employed for applications （96）major telecommunications backbone （97） to Ethernet systems, broadband distribution, and general data networking.
A. including 包含 B. ranging from从。。。排列 C. consisting of由。。。组成 D. composing of 构成 A. structure 结构，体系 B. networking 网络化 C. infrastructure基础建设基础设施 D. connection 连接
正确答案：D,D
词条内容仅供参考，如果您需要解决具体问题
（尤其在法律、医学等领域），建议您咨询相关领域专业人士。