并提供各种低烟无卤以及高阻燃特殊材质中心束管式、层绞式、自承式等室外光缆。

And to provide a variety of LSZH, and high flame-retardant materials, central loose tube, layer loose tube, self-supporting outdoor cable and so on.

youdao

并提供各种低烟无卤以及高阻燃特殊材质中心束管式、层绞式、自承式等室外光缆。

And to provide a variety of LSZH, and high flame-retardant materials, central loose tube, layer loose tube, self-supporting outdoor cable and so on.

youdao