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【多选题】
在算法设计中,下面说法正确的是A.
应避免两个差别很大的数直接运算
B.
应避免绝对值很小的数作分母
C.
应避免绝对值很大的数作分子
D.
应对数学公式作合并和化简处理
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【简答题】发变组保护配置
【简答题】叙述发变组保护配置？
【单选题】-How about his design? -Well, to tell the truth, it is______but satisfactory.
A.
something
B.
anything
C.
everything
D.
nothing
【单选题】1828年德国化学家维勒合成了物质[CO(NH 2 ) 2 ]，这一合成在当时产生的意义是
A.
第一次人工合成的物质
B.
寻找到大量生产化肥的途径
C.
首先发现[CO(NH 2 ) 2 ]这种物质
D.
打破了“生命力论”观点
【单选题】How to Design Kitchen Well Over the years economic, social and technological factors have influenced the design of kitchens. Since it is often used simultaneously by both family members as well as gue...
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】In Cybercamps, you will learn______.
A.
how to design a Web page
B.
how to do Red Cross swimming
C.
how to improve your level of subjects
D.
how to play tennis
【多选题】To learn how to design a questionnaire, you should know:
A.
the types of business research
B.
the preparatory work before you begin your design
C.
the kind of questions you may use
D.
the general rules you should follow during the design
【简答题】发变组保护如何配置？
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