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【单选题】
If average fixed costs equal $60 and average total costs equal $120 when output is 100, the total variable cost must beA.
40
B.
60
C.
6000
D.
8000
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【单选题】有关纠正蛋白质-能量营养不良治疗原则,错误的是( )
A.
浮肿型应多补充能量
B.
蛋白质和能量补充应逐步增加
C.
蛋白质和能量同时补充
D.
以牛奶、蛋类、鱼类等补充为主
【单选题】“ The Kabaq augmented reality application ” is probably ______.
A.
an equipment
B.
a website
C.
a document with pictures
D.
a computer software
【简答题】增强现实(Augmented Reality ), 简称( )
【单选题】Which of the following does the virtual reality and augmented reality hardware commonly include?
A.
Body sensors
B.
Gyroscopes
C.
Compasses
D.
All of the above
【简答题】When most people think about augmented reality, they think about "Minority Report" and Tom Cruise waving his hands in the air, but augmented reality is not .
【单选题】有关纠正蛋白质一能量营养不良治疗原则，错误的是______。
A.
浮肿型应多补充能量
B.
蛋白质和能量补充应逐步增加
C.
蛋白质和能量同时补充
D.
尽量保证母乳喂养
E.
以牛奶、蛋类、鱼类等补充为主
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