Meanwhile the article analyzes some existing problems.
同时分析了存在的问题。
The author makes a review of different opinions and briefly analyzes some existing problems in the hope of deepening the research on this problem.
鉴于此，笔者将各家之说综述如下，并简要分析研究中所存在的问题，以期有利于该问题研究的进一步开拓与深化。
Through the introduction of Digital Video supervision system in Metro system, the paper analyzes some existing problems and gives corresponding solutions.
通过对城市轨道交通数字视频监控系统的介绍，分析其存在问题和解决方案，探讨了城市轨道交通数字视频监控系统的发展前景。
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