路群

等幅均匀复用OTDM信号的单路和群路时钟提取

All Optical Bit and Frame Clock Recovery From Equal-amplitude Even-multiplexed OTDM Signals

老年护理院细菌性尿路感染菌群及耐药性分析

Analysis of Bacterioflora and Drug Resistance in Patients with Bacterial Urinary Tract Infection in Aged Nursing Home

运用复杂网络的研究方法对我国5个大城市的公交网络结构进行实证分析，统计了路长、群聚系数、度分布等物理量。

The authors have analyzed statistical parameters including path-length , clustering coefficient and degree distribution of public transport networks in5 Chinese cities .

爱丽丝领着路，和这群鸟兽一起自岸边游去。

Alice led the way , and the whole party swam to the shore .

目的探讨引起老年尿路感染的菌群并进行药敏分析。

Objective To discuss bacterial strain group , which lead to senile urinary tract infection and do drug sensitive analyze .

实现4路E1信号到1路二次群信号的复分接，主要包括全数字锁相环、HDB3-NRZ编解码、正码速调整、帧头检测和复分接等。

The author 's main tasks includes : 1.Implement the multiplexer of 4 El signals , the main circuit includes all digital phase-locked loop ( DPLL ), HDB3 encode and decode , positive justification , the start of frame detect circuit , multiplex and demultiplex circuit .

为了能够更好的的抑制DDS杂散，最后重点介绍同步多路滤波器组的设计与实现，并给出了每路滤波器的仿真结果和测试结果，同时通过仿真分析了每路滤波器的群延时特性。

For suppressing the DDS spur better , the paper has introduced the design and the realization of synchronization multi-channel filter group , and has given the simulation result and the test result of each filter , it also has analyzed the group delay of each filter through the simulation .