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【简答题】
由绝缘介质分开的两个平行金属板组成的平板电容器,如果不考虑边缘效应,其电容量 与( )和( )成正比,与( )成反比。
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皮皮学刷刷变学霸
举一反三
【单选题】Q1
A.
He possesses a large amount of money and material goods.
B.
He has the ability to purchase more goods.
C.
He is not able to spend all the money that he has in his lifetime.
D.
He tends to have an extravagant lifestyle.
【简答题】要从包涵体中分离出具有生物活性的产物,通常的处理步骤为:收集菌体细胞→细胞破碎→离心分离→“ ”→目标蛋白的变性溶解→“ ”。
【单选题】Q1
A.
He would find no food served on board.
B.
He could get home with enough food.
C.
He planned to eat nothing before he got home.
D.
He hoped a kind man could invite him to have a big meal.
【单选题】Q1
A.
He was shot on Friday.
B.
He was shot on Sunday.
C.
He was murdered on Friday.
D.
He was murdered on Sunday.
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