1) 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。
2) SDH equipment
SDH设备
1.
SDH system simulation platform will carry out the underlying transport mechanism about SDH effectively by simulating SDH equipment prototype,and then reproduce the process of data transmission and the production of a network failure.
SDH系统仿真平台通过模拟SDH设备原型,有效实现SDH的底层传输机制,从而再现数据传输流程以及网络故障的产生过程。
4) SDH network equipment
SDH网络设备
1.
At present SDH network equipments apply more and more widely in Qinghai electric power system.
目前SDH网络设备在青海电力系统中的应用越来越广泛,为了提高通信人员对SDH网络设备的故障处理能力,保证网络的正常运行,SDH网络设备维护人员要在平时的工作实践中不断积累经验并加以总结。
5) DSH equipment
SDH传输设备
6) SDH equipment clock
SDH设备时钟(SEC)
补充资料：保密
保守机密，不泄漏出去：这事对外要绝对～ㄧ大家都知道了，还保什么密！
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