皮皮学,免费搜题
登录
搜题
【多选题】
串联型稳压电源的性能可以采用( )措施提高。
A.
采用上辅助电源
B.
增加比较放大电路的放大倍数
C.
使用恒流源对稳压管(基准电路)供电
D.
采用复合管作调整管
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
【单选题】For his term paper on American motorcycles, André did EXHAUSTIVE research, covering every aspect of the vehicles’ history, design, and assembly.
A.
occasional
B.
narrow
C.
detailed
D.
0
【单选题】正常人平地行走时,一般步长为
A.
30~50cm
B.
50~90cm
C.
80~100cm
D.
60~80cm
E.
50~60cm
【简答题】A.To choose a topic for a term paper. B.To type some research materials. C.To find material not available anywhere else. D.To learn to use the computers there.
【单选题】What does the man need to do for his term paper?
A.
Interpret the statistical data in a journal article.
B.
Summarize the information in several published studies.
C.
Discuss a current controversy in biological research.
D.
Design an experiment that uses game theory.
【单选题】This passage most probably appears in
A.
a textbook on dementia.
B.
a term paper on Alzheimer's disease.
C.
a scientific research paper on dementia.
D.
an ad for a book on dementia in a magazine.
【判断题】When you purchase a paper from an online research or term paper company, you are not plagiarizing.
A.
正确
B.
错误
【判断题】酸中毒可掩盖血浆电解质纳和钙的变化真相。
A.
正确
B.
错误
【单选题】在生产环境中,通常使用( ) 或安全超文本传输协议 (HTTPS) 来远程访问基础架构设备。
A.
FTP
B.
SSH
C.
电子邮件
D.
视频播放
【单选题】冬季婴幼儿进行室外活动,应( ),防治耳廓受冻。
A.
戴帽子
B.
戴手套
C.
穿棉外套
D.
揉耳朵
【简答题】A.To choose a topic for a term paper. B.To type some research materials. C.To find material not available at the main library. D.To learn to use the computers there.
相关题目: