1) SDH microwave transmission
SDH微波传输
2) SDH transmission network
SDH传输网
1.
Design and implementation of NMS protocol converter of Marconi SDH transmission network
马可尼SDH传输网管协议转换器的设计与实现
2.
SDH transmission network is a complicated network system,the attendant should accumulate experience and steadily improve fault treatment ability for keeping the network to running normally.
SDH传输网络是一个复杂的网络系统,维护人员必须在实践中不断积累经验,提高网络故障的处理能力。
3.
A specific scheme of using SDH transmission network and 1550 nm light transmission of sub-carrier modulate trunk to cover eight counties is put forward from the actual situation of Lushui.
从丽水市的实际出发,提出利用SDH传输网和1550 nm射频副载波调制干线光传输相结合的方法覆盖全市8个县(市)的具体方案。
5) SDH radio circuit
SDH微波
1.
The synchronous clock s application and performance test in SDH radio circuit;
同步时钟在SDH微波电路中的应用及性能测试
6) microwave transmission
微波传输
1.
This paper briefly introduces the digital transformation of microwave transmission system in Yuncheng.
对运城微波传输系统数字化改造情况进行了简单介绍,并对相关数字设备原理进行了具体分析,指出数字微波设备使用与维护应注意的几个方面。
2.
This paper analyses the influence of the landform and atmospheric environment on microwave transmission, introduces the function and its transmission modes of passing relay technique in microwave transmission, also it sums up several notable problems in actual application of passive relaying devices.
分析了地形及大气环境对微波传输的影响,介绍了无源中继技术在微波传输中的作用及其传输方式,并总结了无源中继装置在实际应用中注意的几个问题。
3.
This paper analyses on the influence of the landform and atmospheric environment on microwave transmission, introduces the functions of passive relaying technique in microwave transmission and its transmission modes, and sums up several notable problems in actual application of passive relaying devices.
分析了地形及大气环境对微波传输的影响,介绍了无源中继技术在微波传输中的作用及其传输方式,并总结了无源中继装置在实际应用中应注意的几个问题。
补充资料：SDH
癸二酸二酰肼简称SDH，分子量230.31, 用作环氧树脂的潜伏性固化剂．参考用量20～35phr．固化条件120～160 ℃／4～0.5h。比双氰胺固化温度低，固化时间短，耐水性好，粘接强度高。
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