...oolean Logical retrieval) 位置检索(Adjacent retrieval) 截词检索(Truncation retrieval) 限制检索(Range retrieval) DIALOG精确专业检索表达式 1 布尔逻辑检索 AND(*)、OR(+)、NOT(-) 2 位置检索 (W)或( ):记录位置相邻,有序两词不可颠倒 inte...
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retrieval range 回收范围
The procedure and range of component retrieval and composition is simplified through process abstraction, model definition and function normal realization, while the operability is greatly increased.
通过过程抽象、模型定义、函数规范实现、简化检索与合成手续和范围，使可操作性大大提高。
They are embodied in the changes of catalogue function, cataloguing range and retrieval features, from which unprecedented changes in cataloguing and retrieval can also be seen.
从图书馆目录的功能、编目范围和检索特点所体现的内涵和外延的变化，可看出图书馆的编目、检索也发生了前所未有的变化。
The procedure and range of component retrieval and composition is simplified through process abstraction, model definition and function no…
通过过程抽象、模型定义、函数规范实现、简化检索与合成手续和范围，使可操作性大大提高。
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