Dense wavelength division multiplexing (DWDM) is the key technology in optical fiber communication, and the arrayed waveguide gratings (AWG's) have wide applications in WDM systems.
密集波分复用(DWDM)是光纤通信中的关键技术，而阵列波导光栅(awg)在波分复用系统中有着广泛的应用。
Repeater optical amplifiers for WDM optical communications systems have wide gain spectrums and, therefore, can simultaneously provide gain over the range of wavelengths used in the WDM system.
用于WDM光通信系统的中继光放大器具有宽增益光谱并因此能够同时提供WDM系统中所用的整个波长范围内的增益。
The WDM technology, as the only proven super high capacity optical transmission system, has already found wide applications in networks;
波分复用技术已经在网络中广泛采用，是目前唯一成熟且付诸实用的超大容量光传输系统；
Advanced technologies like digital mobile communications, SDH, dense WDM, etc. have found wide application and high and new technologies like B-ISDN and ATM are on trial over the network.
先进的数字移动通信技术、sdh光通信系统技术、密集波分复用技术得到广泛采用，宽带综合业务数字网、at m宽带交换系统等高新技术正在网上试验。
Advanced technologies like digital mobile communications, SDH, dense WDM, etc. have found wide application and high and new technologies like B-ISDN and ATM are on trial over the network.
先进的数字移动通信技术、sdh光通信系统技术、密集波分复用技术得到广泛采用，宽带综合业务数字网、at m宽带交换系统等高新技术正在网上试验。
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