Engineers prefer mmf for its cost-effectiveness in local area networks.

工程师们喜欢使用多模光纤，因为它在局域网中具有成本效益。

The metropolitan area network connects multiple local area networks in the city.

城域网连接了多个城市中的局域网。

Local area networks provide communications within specific buildings or facilities.

局域网提供在特定的建筑物或设备范围内的通信.

Computer networks include local area networks, metropolitan area networks, and wide area networks.

计算网络包括局域网 、 城域网和广域网.

Two Basic network types are local area networks (LANs) and wide-area networks.

两种基本的网络类型是区域性网络（lan）和广域网络。

Two Basic network types are local area networks ( LANs ) and wide - area networks.

两种基本的网络类型是区域性网络 ( lan ) 和广域网络.