1) band-splitting privacy equipment
频带分段保密设备
2) band splitting equipment
频带分裂设备
4) Dividing frequency band
频带分段
5) SDH encryptor
SDH保密设备
1.
SDH optical fiber transportation network (OTN) characteristic of our country introduced in this treatise, and has researched into SDH encipher technology, and has put forward the application model of SDH encryptor in OTN, be dead against the threat that OTN is faced with, and has been probed into the development train of thought from now on.
论文介绍了我国的SDH光纤传送网特点,针对光纤网面临的威胁,分析了SDH加密技术,提出了SDH保密设备的加密体制和手段以及在光纤传送网中的多种应用模式。
6) Security equipments
安全保密设备
补充资料：频带
1.在电磁波或声波波谱中的一段波长范围。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条