Low frequency jitters and wanders caused by pointer adjustments in SDH networks have been found to be a big obstacle for the interconnection between SDH and non -sdh networks.
SDH传输网中由指针调整带来的低频抖动和漂移已经成为SDH传输网与其它传输网互通的障碍。
MSTP is multiservice transport platform based on SDH.
是基于sdh的多业务传送平台。
This paper focused on SDH communication network protection.
本文研究了SDH通信网的保护问题。
This thesis focused on SDH communication network protections.
本文研究了SDH通信网的保护问题。
This article is to design and implement an automatic bench of SDH Testing.
设计并实现了一个自动化的SDH测试平台。
The activity of succinate dehydrogenase(SDH) was assayed with cytochemical method.
以细胞化学法测定琥珀酸脱氢酶（SDH）的活性。
In high speed transmission system such as SDH, parallel scrambling technique is required.
在高速传输系统如sdh中，需要用到并行扰码技术。
Transportation of MPEG-2 stream over PDH/SDH is a solution for digital video broadcasting.
利用PDH/SDH网络传输MPEG-2码流，是数字电视广播的一种解决方案。
The devices in SDH network must have the function of extracting timing reference from STM-N.
SDH网络设备必须具有从STM - N线路信号中提取定时参考的功能。
At present, main domestic manufacturers Huawei, ZTE and Fiberhome have SDH-based ASON products.
目前国内的主要设备商华为、中兴、烽火拥有基于SDH的ASON产品。
This dissertation addresses the research and realization of "the specific demultiplexer of SDH".
本论文阐述了“SDH 专用分接器”的研究和实现。
In addition, we apply the routing algorithm to search routes in SDH network and realize the resource assignment.
同时，将路由算法应用于SDH传送网的路由搜索，完成了对SDH网络业务资源的规划。
This paper presents four kinds of common SDH network topological structures, i. e. linear, ring, star and meshed.
本文介绍线形、环形、星形和网孔形等四种常用的SDH网拓朴结构。
Results: SDH activity decreased with rising of temperatures, which was relevant to cell ability of forming colony.
SDH的活性随温度升高及时间延长而下降，与细胞集落形成能力有较好的相关性。
So, it is a very concerned question how the optical network base on SDH system evolve to intelligent light network.
因此，基于SDH体制的光网络如何向智能光网络演进是业界非常关注的问题。
The sensitivity and accuracy of MR scan are superior to CT in diagnosis of SDH and showing its space occupying signs.
MR诊断硬膜下血肿及显示其占位征象的敏感性和精确性均优于CT。
Cytochemical analysis showed that SDH granules were darker and denser in IN group, but lighter and looser in SIR group.
细胞组化染色显示IN组SDH颗粒密集，着色较深，而SIR组颗粒稀疏，着色浅淡。
Introduces general network synchronization type and working mode, and some basic concept of SDH network synchronization.
本文主要介绍网同步方式与工作模式及SDH网同步的一些基本概念。
Similar genetic linkages were also found between SDH isozyme and leaf base le, and between SDH isozyme and style length.
SDH同工酶与叶基角以及花柱长度间存在遗传连锁。
Much work related to traffic grooming has been done in WDM/SDH rings, and the work is relatively less in WDM mesh networks.
SDH环网中的业务量疏导已得到大量研究，WDM网状网中的业务流疏导问题研究相对较少。
Advanced network management and maintenance capabilities are required to effectively manage the flexibility provided by SDH.
为了有效地发挥SDH提供的灵活性，需要先进的网络管理和维护能力。
This method also has a wide scope of application and can be used in SDH network as well as network element with any structure.
该方法适用范围广，可以在任意结构的SDH网络和网元中使用。
The Ethernet Over SDH Line has become a hotspot of market because of its low cost, flexible bandwidth, high quality and so on.
SDH以太网专线以其低成本，带宽灵活和高质量保证等众多优点成为了市场的热点需求。
Objective To investigate pathological change and CT appearance characteristic of chronic subdural hematoma(SDH) in different period.
目的探讨慢性硬膜下血肿不同时期病理变化与CT表现。
And based on fully utilizing high-speed-board design methods, a high sensitivity miniature SDH optical receiver module has been developed.
并在充分运用高速板设计方法的基础上研制出高灵敏度小型化sdh光接收模块。
The bandwidth allocation on demands will become reality when the technology of statistics & time multiplexing is applied to SDH equipment.
统计时分复用技术应用于SDH设备可实现带宽的按需分配。
In multiplex and demultiplex systems such as Synchronous Digital Hierarchy (SDH), timing processing is very important to system performance.
在复分接系统中，如同步数字系列(SDH)，定时处理占有重要地位。
Owing to their major advantages such as high flexibility and manageability, SDH networks have become the backbone of communication networks.
SDH网络以其具有的高度灵活性、可管理性等优势，迅速成为通信网络的骨干网络。
The jitter induced by pointer adjustment is one of the main impairments in SDH network, how to reduce it is a key problems in SDH system design.
SDH指针调整引起的抖动是SDH网中重要的传输损伤，如何抑制指针调整引起的抖动已经成为SDH系统设计中一个关键的问题。
By utilizing the advantages of self-healing function that SDH ring network has, the paper analyzes the networking technology and MSP mechanism in detail.
利用SDH环形网络具有自愈能力的优点，详细分析了组网技术及复用段保护机制。
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