例句與造句

1. Technical requirements for stm - 64 add - drop multiplexer
   Stm - 64分插復(fù)用adm設(shè)備技術(shù)要求
2. Optical add - drop multiplexer ( oadm ) is nodal point of wave division multiplexer ( wdm ) . performance of wdm relies on the performance of oadm device
   光分插復(fù)用器( oadm )是光波分復(fù)用( wdm )系統(tǒng)的節(jié)點(diǎn)器件, oadm的性能直接關(guān)系到wdm系統(tǒng)的整體性能。
3. In chapter 4 , the spectral characteristics and its application in optical add - drop multiplexer ( oadm ) and in multi - channel dispersion compensator of linearly chirped moir fiber grating are studied . according to the coupled - mode theory and considering the construction features , we derive the couple - mode equations that describe the mode interaction in this kind of grating
   首先從耦合模理論出發(fā)，結(jié)合線性啁啾moir光纖光柵的結(jié)構(gòu)特性，建立了分析線性啁啾moir光纖光柵的耦合模方程，通過數(shù)值求解耦合模方程，研究了線性啁啾moir光纖光柵的光譜特性和時延特性。
4. We study the cost of metro wdm in two aspects in chapter 2 . for the aspect of components , a bidirectional optical add - drop multiplexer ( boadm ) using fiber gratings and circulators is designed , and is cheaper , simple and appropriate compenent for single - fiber bidirectional ring networks ( sfbrn ) . for the aspect of network , after study the traffic - grooming problem and the cost of wdm ring networks , a layered network with a multi - hubs is presented to reduce the total number of the network ports
   在第三章，我們搭建了一個可以實(shí)現(xiàn)多業(yè)務(wù)單纖雙向傳送的sdh wdm網(wǎng)絡(luò)平臺，以單根50km光纖作為物理媒質(zhì)，以mux demux的為單纖雙向復(fù)用器件，以sdh wdm為傳輸手段，采用mstp技術(shù)，通過接入vlan模塊建成一個單纖雙向傳輸?shù)木钟蚓W(wǎng)，并以此為基礎(chǔ)通過接入圖像編解碼器實(shí)現(xiàn)單纖雙向視頻傳輸，為城域?qū)拵Ы尤刖W(wǎng)的多業(yè)務(wù)實(shí)現(xiàn)提供了范例。
5. It's difficult to find add-drop multiplexer in a sentence. 用add-drop multiplexer造句挺難的