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【简答题】
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参考答案:
举一反三
【单选题】交流电路中负载消耗的功率为有功功率P=UIcosj 。在负载两端并联电容,使电路的功率因数提高后,负载所消耗的功率将( )。
A.
增大
B.
减小
C.
不变
D.
不能确定
【判断题】Read the research article entitled 'Putting a Price on Ecosystem Services' (see Reading Text 1 in the file "Language input from reading texts") Does the following statement agrees with the research ar...
A.
正确
B.
错误
【简答题】In this video clip, the speaker mentioned two theories about the use of grammar, what are they? Which theory do you think could be considered as a proof of the statement "Grammar does matter". Try to ...
【简答题】SQL使用两种账号确保数据库的安全性,分别是()和数据库用户。
【单选题】下面不是编码格式的是
A.
MOV
B.
H.264
C.
PNG
D.
NONE
【简答题】. Besides relevant theories and keen logic, a scientist who does research in economic psychology and who wants to predict the way in which consumers will spend their money must study consumer behavior...
【单选题】下面关于Apple prores编码器的说法,正确的是( )?
A.
是一种不可变位率(CBR)编码
B.
支持MXF格式
C.
Sorenson Squeeze不能正确识别该编码
D.
是单反相机等硬件设备领域记录视频的主要格式
【单选题】下面哪一项不是结构化程序设计的原则?Which of the following is not a principle of structured programming?a. 以自顶向下模块化的方式设计程序b. 用一系列控制结构来编写每个程序模块的代码c. 编写程序代码,使得不用测试就能正确运行d. 使用良好的程序设计风格
A.
a
B.
b
C.
c
D.
d
【判断题】Read the research article entitled 'Putting a Price on Ecosystem Services' (see Reading Text 1 in the file "Language input from reading texts") Does the following statement agrees with the research ar...
A.
正确
B.
错误
【单选题】Which stage does the mercantilist theory belong to?
A.
Classical international trade theories (古典国际贸易理论)
B.
Neo-classical international trade theories (新古典国际贸易理论)
C.
Modern theory of international trade (现代国际贸易理论)
D.
Neo-modern theory of international trade (现代国际贸易理论)
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