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【单选题】
当混凝土的强度达到设计强度的______时,才可以进行穿拉。
A.
百分之10
B.
百分之30
C.
百分之75
D.
百分之100
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A.
The future of the bookstore: A Cultural Destination.
B.
The future of the bookstore: A Cozy Atmosphere.
C.
The future of the bookstore: A Real Cliffhanger.
D.
The future of the bookstore: An Urgent Quest.
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A.
What paper book you are reading.
B.
What brands you want to follow.
C.
What is your hobby.
D.
What is your political opinion.
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A.
price
B.
cost
C.
interest
D.
importance
【单选题】在图2-2-11所示的 R L C串联电路中 , 当电源电压为 100V 时 , 测得 U L =120V , u c =40V。已知电阻 R=30 Ω ,则此电路中 x L 和X C 别是
A.
120 Ω ; 40 Ω
B.
40 Ω ; 120 Ω
C.
60 Ω ; 2 0 Ω
D.
20 Ω ;60 Ω
【简答题】员享有哪些权利?
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A.
V 1 = 200 V                 V 2 = 200 V                 V 3 = 200 V
B.
V 1 = 100 V                 V 2 = 200 V                 V 3 = 50 V
C.
V 1 = 100 V               V 2 = 50 V          V 3 = 200 V
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A.
He himself carelessly made his online information public.
B.
One of his Facebook friends cooperated with the police.
C.
The judge granted warrant of using his private information.
D.
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