皮皮学,免费搜题
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【单选题】
转换: It is proposed that
A.
可能会 …
B.
最好会 …
C.
应该是 …
D.
必定会 …
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举一反三
【单选题】CAE是指
A.
计算机辅助设计。
B.
计算机辅助制造。
C.
计算机辅助工程。
【简答题】CAE
【多选题】水泵有很多分类形式,按照工作原理可以分为()
A.
叶片泵
B.
容积泵
C.
其他形式泵
D.
不锈钢泵
【单选题】CAD/CAM/CAE中 CAE是指:
A.
计算机辅助制造
B.
计算机補助分折
C.
计算机辅助设计
D.
计算机辅助计算
【单选题】CAD/CAM/CAE中CAE是指()
A.
计算机辅助制造
B.
计算机辅助分析
C.
计算机辅助设计
D.
计算机辅助计算
【单选题】The little town has now grown into a modern big city, and is _____ what it used to be. [     ]
A.
twice the size than
B.
two times the size as
C.
twice the size as
D.
twice the size of
【单选题】CAD/CAM/CAE中CAE是指()
A.
计算机辅助制造
B.
计算机辅助分折
C.
计算机辅助设计
D.
计算机辅助计算
【单选题】Object 1 has twice the mass of Object 2. Both objects have the same kinetic energy. Which of the following statements is true?
A.
Both objects can have the same magnitude of momentum.
B.
Object 1 has a momentum of greater magnitude than Object 2.
C.
The magnitude of the momentum of Object 2 is four times that of Object 1.
D.
All the statements are false.
E.
All the statements are true.
【单选题】Object 1 has twice the mass of Object 2. Each of the objects has the same magnitude of momentum. Which of the following statements is true?
A.
Both objects can have the same kinetic energy.
B.
One object has 0.707 times the kinetic energy of the other.
C.
One object has twice the kinetic energy of the other.
D.
One object has 4 times the kinetic energy of the other.
E.
None of the others.
【单选题】— Has the little girl passed ______ P.E.test? — She has tried twice, and the teacher will allow her to have _____ third try.
A.
the; 不填
B.
a; the
C.
the; a
D.
the; the
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