这就意味着NLS用户将能在这个系统中管理这些资源，因此他们需要高质量的电脑屏幕和一个操作系统来让信息有序存储。
This meant NLS users would need to manage these resources in the system, so they needed high-quality computer screens, and a windowing system to keep the information separated.
标引是对信息资源进行组织的有效手段和重要环节，标引的质量和效率直接影响信息组织的质量和速度。
Indexing is an effective measure and important part of information resource organization, and the quality and efficiency of indexing directly affect quality and speed of information organization.
简述信息资源的质量和对于你所查主题的相关性。
A few sentences evaluating quality and relevance of source for your assignment.
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