In the networked environment the cataloguing quality is impacted by the quality of external data resources, inconformity of description rules, and the quality of cataloguing stuffs.

网络环境下，外部数据源的质量、著录规则不一致、编目人员的素质等因素都影响着编目质量。

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Using the idea of multimedia description of MPEG-7 standard, adding vision characteristic label in cataloguing sect of MAM system to expand the retrieving space.

具体实现时借鉴MPEG - 7标准的多媒体信息描述思想，在媒体资产管理系统的编目环节增加对视频关键帧的视觉特征标注，扩大检索空间。

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This paper expounds the description principle of relevant western literatures, and illustrates the principles and key points of relevant literature cataloguing with actual examples.

简述了西文相关文献的著录原则，并以实例对相关文献的编目原则及编目要点进行了说明。

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