业务信号 meaning in English
service signal
traffic signal
Examples
- The traffic signal is bridged to both the working and protection transmitters so the protection signal can be selected quickly if the working channel fails
业务信号同时穿过工作传导物和保护传导物，以便在工作信道发生故障时能够快速地选择保护信号。 - Hfc ( hybrid of fiber and coax ) network is a competitive means to support wide varieties of video , voice and data services . the thesis describes and analyzes the system framework , frequency assignment and signal modulation schemes of hfc . recently hfc and adsl are aggressive among broadband access technologies
本文对hfc网的系统结构、网络拓扑、频谱分配方案和业务信号的调制方式等进行了详细的阐述和分析，并且全面地比较了hfc和adsl的优缺点，总结出hfc具有较高的性价比，是我国宽带接入网的优选方案。