一般而言，一个页面的援引和链接越多，内容来源于越多公正权威的机构，提供的信息就越高质量。
In general, webpages with more citations and links, or from more unbiased, reputable organizations, will provide you with better information.
分析空间数据来源、提高空间数据质量是建立地理信息系统的前提。
Analyzing the source of spatial data and improving the quality of spatial data are the precondition of building GIS.
质量检验是企业控制和改进生产的重要信息来源。
Quality inspection is the source of vital information for business control and improvement in manufacturing.
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