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【判断题】
若 U 2 为电源变压器副边电压的有效值,则半波整流电容滤被电路和整流电容滤波电路在空载时的输出电压均为 。 若 U 2 为电源变压器副边电压的有效值,则半波整流电容滤被电路和整流电容滤波电路在空载时的输出电压均为 。A.
正确
B.
错误
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【单选题】Agriculturalists are very popular with the farmers as they are________ agricultural science and technology.
A.
in great need of
B.
in greatly need of
C.
greatly need of
D.
very much need of
【单选题】---__________________ ---Sorry, Sara isn’t in at the moment.
A.
Are you Sara?
B.
May I ask who is calling?
C.
May I speak to Sara?
D.
Do you know Sara?
【简答题】有慢性便秘的患者发生剧烈腹痛应考虑
【简答题】我国古人不仅对道德修养和道德教化理论进行了系统论述,而且提出了修身养性的具体方法以及()等教化方式。(
【单选题】根据以下材料，回答题。 Science and Technology There is a difference between science and technology. （46）Science has to do with discovering the facts and relationships between observable phenomena in nature and w...
A.
Another distinction between science and technology has to do with the progress in each.
B.
Unlike science，progress in technology must be measured in terms of the human factor.
C.
What scientists discover may shock or anger people——as did Darwin’S theory of evolution.
D.
Science and technology are different.
E.
We are all familiar with the improper use of technology.
F.
Science is a method of answering theoretical questions;technology is a method of solving practical problems.
【单选题】在土耳其社会,下列哪一项不是土耳其男人喜欢光顾公共咖啡馆的原因?
A.
咖啡馆是文化交流的聚集之地
B.
咖啡馆是交朋友的好地方
C.
咖啡馆是可以谈论时事政治的场所
D.
咖啡只在公共咖啡馆售卖
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