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【单选题】
人参的根茎习称A.
剪口
B.
珍珠疙瘩
C.
艼
D.
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皮皮学刷刷变学霸
举一反三
【单选题】This is a typical emitter follower. What is the main benefit obtained by use of an emitter follower?
A.
Open for current flow between the operational amplifier and the transistor 2N5194.
B.
Making voltage drop of approximate 0.5V between the operational amplifier and the transistor 2N5194.
C.
Blocking inductive kick from the solenoid.
D.
Blocking for +15V to the emitter of the transistor 2N5194.
【简答题】Nietzsche's followers are not limmited to Germany.
【简答题】Nietzsche
【多选题】下列说法正确的有（ ）
A.
滚动轴承内圈的内孔与轴的配合应采用基孔制，其外圈的外表面与相应的零件孔的配合应采用基轴制。
B.
滚动轴承 内圈的 内孔与轴的配合、滚动轴承外圈 的外表面 与相应的零件孔的配合实际多为过渡配合。
C.
滚动轴承 内圈的 内孔的极限偏差代号均为H；滚动轴承外圈的 外表面 极限偏差代号均为h。
D.
滚动轴承与轴安装时非常紧，为了方便装配，可以将安装轴承的轴径磨削0.001mm。
【单选题】Friedrich Wilhelm Nietzsche ’ s writings conquered the world not by logical reasoning but by __________________.
A.
his magic imagination
B.
his magic power
C.
his magic ability
D.
his magic competence
【单选题】Though afflicted by headaches, nausea, and respiratory difficulties, Nietzsche refused to let his ______ problems prevent him from writing.
A.
imaginary
B.
physical
C.
emotional
D.
theoretical
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