该发明涉及的一件外衣管改善便宜的可生产性和适用性方面作为半成品光纤具有低衰减光纤产品。
The invention relates to an improvement of a jacket tube in terms of inexpensive producibility and of suitability as a semi-finished product for optical fibers having a low optical attenuation.
经过恶劣的环境试验证明，低水峰光纤具有稳定的抗氢气引起的衰减性能，可确保现场安装的低水峰光纤光缆长期可靠地工作。
The fiber undergone robust environmental testing that enables its stability against hydrogen-induced attenuation, to ensure long-term reliability of field installed optical fiber cables.
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