皮皮学，免费搜题
登录
搜题
【单选题】
如果数字式万用表选2V档,测电压时显示屏上出现读数为“1”.这时说明换档开关选的值A.
太小
B.
太大
C.
合适
D.
以上都有可能。
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
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
【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
【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
【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 .
【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
【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?
相关题目：
参考解析：
知识点：
题目纠错 0
发布
