this paper studies the main techniques in sdh testing.

sdh network planning and management with the help of computer

使用计算机进行SDH网络规划与管理

sdh optical communication technology and its network application in one aerospace network project

SDH光纤通信技术及其在某航天工程中的组网应用

the applications of sdh& wdm in power system communication network

SDH和WDM光纤技术在电力系统通信中的应用

sdh optical transmission network protection system and its application

SDH光网络保护体系及其应用

application of sdh networking mode in electric power communication transmission network

SDH常用组网方式在电力通信传输网中的运用

the development of sdh in the world& the strategies for china

国际SDH的发展及我们应采取的策略

application of methods about sdh transmission network evaluation and optimization

SDH传输网络评估优化方法的应用

study on the high integration access method for sdh backbone network

同步数字体系骨干网的高集成度接入方法研究

the application of ethernet over sdh technology in power communication network

基于SDH的宽带业务传送平台在电力通信网中的应用

the study of configuration management of snmp based sdh network management system

基于SNMP的SDH网管系统的配置管理

management system for sdh network and network information model

SDH网络管理系统及网络信息模型

study and experiment of the architecture of sdh network management system

SDH传送网网管体系结构的研究和实验

results: there were no sdh and ldh activity in 8 teeth, and the other 27 teeth were fixed tightly, and no bacterial contamination was found in the root canal or in the surrounding tissue.

结果：8个牙均未见琥珀酸脱氢酶、乳酸脱氢酶活动，27个牙根髓固定好，根管内、尖周组织未见细菌污染。

the changes of sdh and sod activity and mda level in experimental liver injury in wistar rats

大鼠实验性肝损伤时山梨醇脱氢酶、SOD活性及MDA含量变化

dry rot and its inducing factors of seed piece of virus-free potatoes at seedling stage

脱毒马铃薯苗期切块腐烂病发生与诱病因子研究

river snow seed piece open jaws, finally still what didn't mention.

江雪籽张了张嘴，最终还是什么都没说。

the seed piece anti-blocking shaking device is designed for the potato planter.

马铃薯种植机种薯块防堵抖动装置属于农业机械；

as regards progress in implementing the various initiatives in the new urs, action was in hand to set up the urban renewal trust fund and the first district urban renewal forum ( durf) in kowloon city.

就落实新《市区重建策略》提出的多项建议，政府正积极筹备成立市区更新信讬基金，以及在九龙城区成立首个市区更新地区谘询平台。

purpose: to determine the efficacy and morbidity of extracorporeal shock-wave lithotripsy ( eswl) compared with pneumatic ureteroscopy ( urs) in the treatment of lower ureteric calculi.

目的：比较体外冲击波碎石术（ESWL）与输尿管镜治疗输尿管下段结石的结石排净率和并发症。

conclusion: urs and mini-pcnl with antifungal irrigation treating the upper urinary tract stones with fungal infection was a safe, less invasive and dependable modality.

结论：输尿管镜探察和微创经皮肾镜取石术，以及术后局部灌注抗真菌药治疗上尿路结石并发真菌感染，是一种微创安全并能同时取石和控制感染的可靠方法。