400-829-1996
400-829-1996
EXFO GONGSI（http://www.exfo.com/）ZONGBUWEIYUJIANADAKUIBEIKE，SHINULIYUGUANGXIANCESHI、ZHANGLIANG、JIANCEHEZHUDONGHUACHUZHIJIHUAYANZHIHEKAIPIDEGUOJIZHEMINGGONGSI，PINGZHANGSHEXIANGHEJIANZAOJINBUQIANBEIDELIYIXINGCESHIHEZHANGLIANGCHUZHIJIHUA，JUYUHUANQIUGUANGTONGXUNFANCHOUQIANXIAN。EXFO CHANWUDESHOUYAOSHANGFENGSHI：GONGSIKEYIHUOXUWEIYONGHUGONGJIYIZHANSHICHUZHIJIHUA，JIANGYIXIANCHANGWEIGENBENDEDUOZHONGZHANGLIANGMINGMUYOUHUADAODANGEGONGXIAOZHUANGDADEPINGTAISHANG，ZAIZHEIGEPINGTAISHANGWANCHENGDUOZHONGSHIMINGCHUZHI，YOUDUOZHONGGAOJINENGMOKUAIKEGONGTIAOXUAN，MOKUAIGAIHUANHENSHIBIANLI。EXFOYUQIZIGONGSISUOKAIPIDECHANWUSHOUYAOZHENDUIYIXIASHICHANG：（1）BIANXIESHIHEJIANCEBUFENZHENDUIDIANXINJINGYINGSHANGJISHOUJIBANSHIGONGJISHANGDEWULICENG（physical layer）、GUANGCENG（optical layer）HEHETANCENG（protocol layer）CESHIXUYAOGONGJISHOUCHISHIHEMOKUAISHIYIQI；（2）CAICHANHEMIXINBUFEN：ZHUANWEIGUANGQIJIAN、TIXISHANGHEYANTAOKAIPICHANGSHISHIGONGJIYIXILIEGAOJINENGYIQI、CESHITIXIHEZHUDONGHUAJIANZAOCHUCHANZHUANGBEI。
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