this paper studies the main techniques in sdh testing.

1、

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

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2、

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

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3、

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

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4、

sdh optical transmission network protection system and its application

SDH光网络保护体系及其应用

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5、

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

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6、

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

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7、

application of methods about sdh transmission network evaluation and optimization

SDH传输网络评估优化方法的应用

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8、

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

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9、

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

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10、

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

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11、

management system for sdh network and network information model

SDH网络管理系统及网络信息模型

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12、

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

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13、

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。

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14、

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

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15、

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

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16、

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。

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17、

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；

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18、

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。

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19、

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。

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20、

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。

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