OA (Office Automation) 办公自动化 OADM (Optical Add and Drop Multiplexer) 光分插复用器 OAN (Optical Access Network) 光纤接入网 OBS (Optical Burst Switching ) 光突发交换(技术) OFA (Optical Fiber Amplifier) 光纤放大器 OLED(Organic Light Emitting Display) 有机发光显示器件 ONA (Open Network Architecture )开放式网络体系结构 ONU (Optical Network Unit) 光网络单元 OS (Optical Switching) 光子交换 OSI (Open Systems Interconnection) 开放系统互连 OSPF (Open Shortest Path First) 开放式最短通路优先(协议) OTDM (Optical Time Division Multiplex) 光时分复用 OTN (Optical Transport Network ) 光传送网 OXC (Optical Cross Connection )光交叉连接
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