皮皮学，免费搜题
登录
搜题
【判断题】
日光灯点亮后，镇流器起降压限流作用。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】中国种植葡萄始于()
【简答题】中国的水墨始于( )
【简答题】中国的新闻事业始于_____时期。
【单选题】is a utility program that locates and eliminates unnecessary fragments and rearranges files and unused disk space to optimize operations.
A.
File management program
B.
Disk defragmenter
C.
memory management software
D.
Backup program
【单选题】A utility program that copies all files in the libraries, contacts, favorites, and on the desktop:
A.
File History
B.
Disk Cleanup
C.
Optimize Drives
D.
Compactor
【单选题】Many scientists remain ______ about the value of this research program.
A.
spacious
B.
stationary
C.
specific '
D.
skeptical
【单选题】The _____ utility program eliminates unneeded files on your hard disk.
A.
File Compression
B.
Disk Cleanup
C.
Virtualization
D.
Disk Defragmenter
相关题目：