singlemode fiber 中文意思是什麼
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The first generation uses the shortwave ( 0. 8 m - 0. 9 m ) and multimode fiber, and the second generation uses long wave ( 1. 3 m, 1. 5 m ) and singlemode fiber. and now the third generation uses dwdm fiber - communicating technic. sichuan wide band transmission net optical fiber system is an important project of sichuan telecom
寬帶傳輸網從採用短波長（ 0 . 8 - 0 . 9 m ）和多模光纖的第一代光纖通信技術到採用長波長（ 1 . 3 m 、 1 . 55 m ）和單模光纖的第二代光纖通信技術發展到了今天採用dwdm （ densewavelengthdivisionmultiplexing ）的第三代光纖通信技術。 -
Singlemode optical fiber
單模光纖 -
Many companies also are installing a combination of singlemode and multimode fiber in backbones
還有許多公司在主幹網中結合安裝單模和多模光纖。
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