The main products are PDH, SDH optical transmission and band data series.

公司主要以PDH 、 SDH光传输和宽带数据等多个系列产品为主.

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SDH positive granules and ACP grey level were assayed by MIAS - 300 imageanalyser.

使用MIAS-300型图像分析仪分别检测SDH阳性粒子数及ACP酶灰度值变化.

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Multi - Service Transport Platform ( MSTP ) can transport multi - traffic on SDH network.

多业务传输平台 ( MSTP) 的出现使得同步数字体系(SDH ) 网络可以传输多种业务.

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Finally, transition mode from PDH to SDH is discussed.

最后讨论了PDH向SDH过渡的方式.

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The activity of SDH, ? ? - SHDH and ACP increased.

琥珀酸脱氢酶(SDH) 、 β - 羟化甾体脱氢酶(β-SHDH)、酸性磷酸酶(ACP)活性增加.

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SDH has many advantages compared with traditional PDH.

同步数字系列(SDH)比传统的准同步数字系列(PDH)具有许多明显的优点.

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This algorithm is modified so that it can deal with routing problem in SDH network dynamically.

引入了图论中的最大容量算法,作了必要的修改,使之适用于SDH光纤网 的规划,并具有一定的动态性.

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This paper analyzed the asynchronous mapping and multiplexing process of E 1 signals in SDH.

本文分析了SDH异步 复用映射模块中E1支路信号异步映射复用的过程.

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The activity of SDH was divided into 4 scales based on Niles classification.

光镜观察SDH活性参照Niles法分为4级.

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This Recommendation provides limits bringing - into - service and maintenance for international SDH paths and international SDH multiplex sections.

本建议提供国际SDH通道和国际SDH复用段的投入业务和维护限值.

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Network management is one of the most important parts for Synchronous Digital Hierarchy ( SDH ) networks.

网络管理是同步数字体系 ( SDH ) 网络的重要组成部分.

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The mapping and multiplexing unit is a very important part of SDH Add _ Multiplexer and Terminal Multiplexer.

映射复用单元是同步数字序列(SDH)分插复用器和终端复用器的关键部分.

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This Recommendation also deals with all levels of PDH signals transported within SDH containers.

本建议也涉及在SDH容器中传送的各级PDH信号.

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At present, the main information content in metropolitan transmission network is loaded by SDH.

目前, 城域传送网中主要信息量由SDH承载.

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Because of the complexity of SDH, ASIC is the trend of the evolution.

由于SDH设备 的复杂性, SDH专用集成电路(ASIC) 的设计使用就成为SDH发展 的必然趋势.

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