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【单选题】
23 甲说:内搭铁交流发电机的搭铁引线与机壳绝缘;:外搭铁交流发电机的励磁绕组一端经调节器后搭铁,你认为( )。A.
甲对
B.
只有甲对
C.
只有
D.
甲不对
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举一反三
【简答题】In the author’s opinion, the speaker ________. A) gave a correct judgment of the English level of the students B) had exaggerated the language problems of the students C) was right in saying that Engl...
【简答题】职业生活中的道德规范?大学生应怎样 自觉遵守职业道德?
【单选题】摩擦与磨损最小的摩擦状态是( ),摩擦与磨损最大的摩擦状态是( ) 。 A. 干摩擦 B. 边界摩擦 C. 混合摩擦 D. 液体摩擦
A.
AB
B.
BC
C.
DA
D.
BD
【单选题】[WJ-500-300] TCP和UDP的一些端口保留给一些特定的应用使用。为SNMP协议保留的端口号为( )。
A.
TCP的80端口
B.
UDP的161端口
C.
TCP的25端口
D.
UDP的25端口
【单选题】The passage suggests which of the following about most existing maps of Native American lands?
A.
They do not record the migrations of Native American tribes.
B.
They have been preserved primarily because of their connection with treaties involving land transfers.
C.
They tend to reflect archaeological evidence that has become outdated.
D.
They tend to be less accurate when they are based on oral reports than when they are based on written documents.
E.
They are not based primarily on the mapmakers’ firsthand oberservations of Native American lands.
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