The first fruit of this effort was a purpose-built relationally-based data handling system built for the British Geological Survey in 1973.
该工作的第一个成果就是在1973年为BritishGeologicalSurvey构建的专用的、基于关系的数据处理系统。
The first fruit of this effort was a purpose-built relationally-based data handling system built for the British Geological Survey in 1973.
该工作的第一个成果就是在1973年为BritishGeologicalSurvey构建的专用的、基于关系的数据处理系统。
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