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【多选题】
通过问题抽象和数学建模,这个现实问题就变成了___。
A.
可计算问题
B.
数学世界的问题
C.
不可计算问题
D.
计算机可以理解的问题
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参考答案：
举一反三
【单选题】Generally, in order to be preserved in the fossil record, organisms must possess hard body parts such as shells or bones. Soft, fleshy structures are quickly destroyed by predators pr decayed by bacte...
A.
is not likely to appear in the fossil record
B.
is not heavy enough to sink below the surface
C.
is not attractive to predators
D.
takes a long time to decay
查看完整题目与答案
【单选题】单电源供电单母线式主接线,适用于( )千伏供电的一般用户。(1分)
A.
1
B.
10
C.
35
D.
110
查看完整题目与答案
【单选题】单电源供电单母线式主接线，适用于（）千伏供电的一般用户。
A.
1
B.
10
C.
35
D.
110
查看完整题目与答案
【单选题】What is the translation of “ Fossil fuels in the petroleum and natural gas is the world's major one-time energy”
A.
非可再生能源获得的速度超过了它的补充率。
B.
化石燃料中的石油天然气是当今世界的主要一次性能源
C.
有些能源被称为可再生能源资源。这是因为，与非可再生能源资源不同，他们不会紧缺(即取之不尽，用之不竭)。
D.
涨潮和落潮之间的差异可以有数米，潮汐运动的能量可以用来发电。
查看完整题目与答案
【简答题】English is now the international language for airline pilots, scientists, medical experts, businessmen and many others. Consequently, more and more people are learning it.
查看完整题目与答案
【单选题】Many experts have realized that the current medical system needs ________ to meet the needs of our increasingly aging population. [      ]
A.
reforming
B.
inspecting
C.
forming
D.
achieving
查看完整题目与答案
【简答题】C Medical experts say most Americans do not get enough sleep. They say more Americans need to take a nap — that is to rest for a short period in the middle of the day. They give people advice to sleep...
查看完整题目与答案
【单选题】单电源供电单母线式主接线,适用于( )千伏供电的一般用户。(1分)加油!必过!
A.
1
B.
10
C.
35
D.
110
查看完整题目与答案
【单选题】以下谁是环境决定论的代表人物?
A.
霍尔
B.
高尔顿
C.
桑代克
D.
华生
查看完整题目与答案
【简答题】At one time, the animals present in these fossil beds were assigned to various modern animal groups, but most paleontologists now agree that all Tommotian fossils represent unique body forms that aros...
查看完整题目与答案
相关题目：
【单选题】Generally, in order to be preserved in the fossil record, organisms must possess hard body parts such as shells or bones. Soft, fleshy structures are quickly destroyed by predators pr decayed by bacte...
A.
is not likely to appear in the fossil record
B.
is not heavy enough to sink below the surface
C.
is not attractive to predators
D.
takes a long time to decay
查看完整题目与答案
【单选题】单电源供电单母线式主接线,适用于( )千伏供电的一般用户。(1分)
A.
1
B.
10
C.
35
D.
110
查看完整题目与答案
【单选题】单电源供电单母线式主接线，适用于（）千伏供电的一般用户。
A.
1
B.
10
C.
35
D.
110
查看完整题目与答案
【单选题】What is the translation of “ Fossil fuels in the petroleum and natural gas is the world's major one-time energy”
A.
非可再生能源获得的速度超过了它的补充率。
B.
化石燃料中的石油天然气是当今世界的主要一次性能源
C.
有些能源被称为可再生能源资源。这是因为，与非可再生能源资源不同，他们不会紧缺(即取之不尽，用之不竭)。
D.
涨潮和落潮之间的差异可以有数米，潮汐运动的能量可以用来发电。
查看完整题目与答案
【简答题】English is now the international language for airline pilots, scientists, medical experts, businessmen and many others. Consequently, more and more people are learning it.
查看完整题目与答案
【单选题】Many experts have realized that the current medical system needs ________ to meet the needs of our increasingly aging population. [      ]
A.
reforming
B.
inspecting
C.
forming
D.
achieving
查看完整题目与答案
【简答题】C Medical experts say most Americans do not get enough sleep. They say more Americans need to take a nap — that is to rest for a short period in the middle of the day. They give people advice to sleep...
查看完整题目与答案
【单选题】单电源供电单母线式主接线,适用于( )千伏供电的一般用户。(1分)加油!必过!
A.
1
B.
10
C.
35
D.
110
查看完整题目与答案
【单选题】以下谁是环境决定论的代表人物?
A.
霍尔
B.
高尔顿
C.
桑代克
D.
华生
查看完整题目与答案
【简答题】At one time, the animals present in these fossil beds were assigned to various modern animal groups, but most paleontologists now agree that all Tommotian fossils represent unique body forms that aros...
查看完整题目与答案
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