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【判断题】
在常见的BIOS报警信息中Memorytestfail表示外存测试错误。A.
正确
B.
错误
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举一反三
【单选题】听力原文： Many scientists had very bad proficiency records in their school days. Famous inventor Thomas Edison, for instance, did so poorly in his first years of school that his teacher warned his parents...
A.
They were top students.
B.
They went to best public schools.
C.
They were not very good students.
D.
Their teachers thought they would be very successful.
【简答题】轴承部件设计中,固游式(一端固定,一端游动)的轴承固定结构适用 。
【简答题】在分析单元操作或化工过程时,常用到 ( ) 、 ( ) 、平衡关系和过程速率四个基本概念。
【简答题】目前,电子商务模式的分类有以下九种,分别是______________、______________、______________、______________、______________、______________、______________、______________、______________。
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