bmwlqc

光纤和光缆由什么物质组成?结构如何?_石家庄北铭网络通信

2016年3月26日 ... 光纤由玻璃,即石英(SiO2)组成。光纤和光缆结构如图2-1所示,光纤由玻璃制成的纤 芯和包层组成,为了保护光纤,包层外面还增加尼龙外层。

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