The performance of anionic fiber is analyzed. The anionic fiber and cotton blended yarn has been spun, And the anion launching amounts of this yarn are tested.

分析了负离子纤维的性能，开发出负离子丙纶纤维和棉纤维混纺纱，并测试出负离子发射率，认为具有很好的保健性。

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The implement applications of erbium doped fiber amplifier (EDFA) and fiber Raman amplifier (FRA) make the launching power in optical fiber communications systems increased significantly.

掺铒光纤放大器(EDFA)和拉曼放大器(FRA)的使用，使得光纤通信系统中的入纤功率有了很大的提高。

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While cable firms have been winning the war for broadband subscribers, Verizon is launching fiber-optic service in New York City, a top TWC market.

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