Hall and brown first define an on-line bibliographic data base as a collection of records.
霍尔和布朗首先把联机书目数据库定义为纪录集合。
On-line collection of the data could be done automatically by a microcomputer.
实验数据的采集和处理由在线微机自动完成。
On-line collection of the data could be done automatically by a microcomputer.
实验数据的采集和处理由在线微机自动完成。
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