题目内容
(请给出正确答案)
[多选题]
构件图(Component Diagram)是描述构件及其相互关系的图。构件图包含的3种元素是()
A.构件
B.接口
C.关系
D.层次
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A.构件
B.接口
C.关系
D.层次
This text indicates that the basic component of scientific research is ______.
A.observation
B.hypothesis
C.reasoning
D.interpretation
The key component of Coast 200 is wetland restoration.
A.Y
B.N
C.NG
This text indicates that the basic component of scientific research is
A.observation.
B.hypothesis.
C.reasoning.
D.interpretation.
What is the chief component of nacre?
A.Sand.
B.Bead.
C.Calcium carbonate.
D.Biwa.
According to the passage, what is one major component of Jupiter?
A.Hydrogen cyanide.
B.Methyl cyanide.
C.Hydrogen.
D.Ammonia.
验算下图中端弯矩(设计值)作用情况下压弯构件的承载力是否满足要求。构件为普通热轧工字钢I10,Q235AF,假定图示侧向支承保证不发生弯扭屈曲。工字形截面的特性:A=14.3cm2,Wx=49cm3,ix=4.14cm。