皮皮学，免费搜题
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【单选题】
表皮中具有吞噬功能的细胞是()
A.
黑素细胞
B.
角质细胞
C.
汉斯细胞
D.
细胞
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举一反三
【判断题】The personal information at the very beginning is all about the person who wants an LAN to be installed at his building. (Reading B)
A.
正确
B.
错误
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【单选题】When no modification has taken place,the information at the receiver is identical to the one at the sender before the ____ step.
A.
post-processing
B.
preprocessing
C.
processing
D.
first
查看完整题目与答案
【多选题】文献检索有哪些检索技术?( )
A.
布尔逻辑运算符、位置运算符
B.
直接检索法、间接检索法
C.
截止运算符、字段限定检索和加权检索
D.
追溯检索法、循环检索法
查看完整题目与答案
【单选题】路面施工中需要使用矿粉的是( )
A.
沥青表面处治路面
B.
沥青碎石路面
C.
沥青混凝土路面
D.
沥青贯入式路面
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【多选题】布尔逻辑检索有哪些?
A.
AND
B.
OR
C.
NOT
D.
NO
查看完整题目与答案
【判断题】The personal information at the very beginning is all about the person who wants an LAN to be installed at his building.
A.
正确
B.
错误
查看完整题目与答案
【简答题】The use of passive voice puts the main information at the front and the key points at the place of the subject to highlight the .
查看完整题目与答案
【单选题】A computer virus plagues other computers by ______.
A.
misguiding the header information at the beginning of the file
B.
preying on other computer files
C.
attaching its infected code to the end of a host program
D.
all of the above
查看完整题目与答案
【简答题】什么是布尔逻辑检索?有哪些常用算符,在检索中各自发挥什么作用?
查看完整题目与答案
【多选题】布尔逻辑检索有以下哪些逻辑运算关系?
A.
逻辑或
B.
逻辑与
C.
逻辑非
D.
逻辑含
查看完整题目与答案
相关题目：
【判断题】The personal information at the very beginning is all about the person who wants an LAN to be installed at his building. (Reading B)
A.
正确
B.
错误
查看完整题目与答案
【单选题】When no modification has taken place,the information at the receiver is identical to the one at the sender before the ____ step.
A.
post-processing
B.
preprocessing
C.
processing
D.
first
查看完整题目与答案
【多选题】文献检索有哪些检索技术?( )
A.
布尔逻辑运算符、位置运算符
B.
直接检索法、间接检索法
C.
截止运算符、字段限定检索和加权检索
D.
追溯检索法、循环检索法
查看完整题目与答案
【单选题】路面施工中需要使用矿粉的是( )
A.
沥青表面处治路面
B.
沥青碎石路面
C.
沥青混凝土路面
D.
沥青贯入式路面
查看完整题目与答案
【多选题】布尔逻辑检索有哪些?
A.
AND
B.
OR
C.
NOT
D.
NO
查看完整题目与答案
【判断题】The personal information at the very beginning is all about the person who wants an LAN to be installed at his building.
A.
正确
B.
错误
查看完整题目与答案
【简答题】The use of passive voice puts the main information at the front and the key points at the place of the subject to highlight the .
查看完整题目与答案
【单选题】A computer virus plagues other computers by ______.
A.
misguiding the header information at the beginning of the file
B.
preying on other computer files
C.
attaching its infected code to the end of a host program
D.
all of the above
查看完整题目与答案
【简答题】什么是布尔逻辑检索?有哪些常用算符,在检索中各自发挥什么作用?
查看完整题目与答案
【多选题】布尔逻辑检索有以下哪些逻辑运算关系?
A.
逻辑或
B.
逻辑与
C.
逻辑非
D.
逻辑含
查看完整题目与答案