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【多选题】
混凝土配合比设计应该满足( )等几项要求
A.
和易性
B.
C.
久性
D.
E.
度标准差
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【单选题】Now let’s have ( ) free talk then we’ll move on to the question of cash flow.
A.
a five minutes
B.
a five –minutes
C.
a five –minute
【简答题】集流(mass flow,bulk flow)
【判断题】一种语言可说出的句子是无限的。
A.
正确
B.
错误
【单选题】水的三态的熵值的大小关系正确的是 [     ]
A.
Sm(s)>Sm(l)>Sm(g)
B.
Sm (l)>Sm(s)>Sm(g)
C.
Sm(g)>Sm(l)>Sm(s)
D.
Sm(g)>Sm(s)>Sm (l)
【单选题】He got very angry and ______ that no one had warned him that he would have to move to a smaller office.
A.
insisted
B.
suggested
C.
requested
D.
admitted
【简答题】某钢筋混凝土屋架下弦杆,截面尺寸为200mm×160mm,配置4Φ16 HRB335级钢筋,混凝土强度等级为C40 。承受轴心拉力设计值为N=240kN。结构重要性系数为1.0。问此构件正截面承载力是否合格?
【判断题】一种语言可说出的句子是无限的。()
A.
正确
B.
错误
【判断题】“Pour” means “run, flow or move in large numbers” in this lesson.
A.
正确
B.
错误
【单选题】The two loops in the circular-flow diagram represent the flow of
A.
goods and the flow of services.
B.
dollars and the flow of financial assets.
C.
inputs and outputs and the flow of dollars.
D.
capital goods and the flow of consumer goods.
【简答题】______ is a measure of heat flow through a material. It relates heat flow (the flow of heat energy per unit area, per unit time) to the temperature gradient, causing the heat to flow. A) Heatcapacity ...
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