The first thing a multi-tasking operating system needs from hardware is isolation: multiple programs must share one processor without being able to read, write, or jump into each other's memory. The 80386 achieves this through memory protection -- two independent address translation layers.
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四是强化数据管理。首次对效应标志物检测、生物监测数据的采集、核查和处理提出了规范性要求。（e公司）
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