理学 计算机系统 释 mainframe 大型计算机 功能齐全完整、事务处理性能处于所在时期最高端的通用计算机。最早指的被大型组织机构用来运行关键任务、数据统计、以及事务处理的计算机。又称大型机、主机、大型主机。
通论 计算机系统类型 释文 mainframe 大型计算机
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