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【简答题】
硬磁盘存储器是机电合一的精密设备，它的基本结构由盘片组(简称)、主轴驱动电路、磁头及磁头驱动装置、读/写电路、定位装置、接口控制电路、保护装置及空气净化系统等组成。这些组件基本上可归纳为两部分，即______和______。
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举一反三
【单选题】—Jack hurt his arms while playing basketball yesterday afternoon. —________. [ ]
A.
Never mind
B.
That's all right
C.
That's nothing
D.
I'm sorry to hear that
【单选题】In the hospital,____________.
A.
the doctor tells Jack that he is seriously ill
B.
Jack tells the doctor that he is running a high fever
C.
the doctor wants to see if Jack’s lungs are all right
D.
Jack tells the doctor that he’s hurt his body badly
【单选题】Jack hurt his leg yesterday. Now he is in the hospital. ____________
A.
It’s my pleasure.
B.
All right.
C.
I’m sorry to hear that.
【简答题】实时系统与分时及批处理系统的主要区别是()性和()性。
【简答题】五、词汇运用 （一）根据汉语或首字母提示用所学单词的正确形式完成下列句子。（每小题1分，共10分） 1. The manager said to the worker, “Get to work or ______________ (辞职) right now.” 2. The professor instructed his students to ______________ (服从) the...
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