The paper discusses the application of WDM in optical fiber communication systems and it's restriction imparted by optical fiber. This paper would give a reference to WDM system designer.
本文介绍WDM在光通信系统中的应用及其受光纤制约的有关情况，可供WDM系统设计者参考。
Then, it describes in detail the application of WDM systems on long distance lines and possible applications in local networks, including those interoffice lines and some access lines.
接着，详细说明时分多路系统在长途主干线路上的应用，以及最近引伸至市内骨干网和接入网的应用。
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