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问题 单项选择题

患儿，4岁。脘腹胀满，疼痛拒按，嗳腐吞酸，时有呕吐，吐物酸馊，便下秽臭。其病因是（）。

A.感受寒邪

B.气滞血瘀

C.感受湿热

D.脾胃虚寒

E.乳食内积

答案

参考答案：E

判断题

大学是我国古代的最高学府，有时也是教育行政机构。
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单项选择题

It should go without saying that the focus of UML is modeling. However, what that means, exactly, can be an open-ended question. (71) is a means to capture ideas, relationships, decisions, and requirements in a well-defined notation that can be applied to many different domains. Modeling not only means different things to different people, but also it can use different pieces of UML depending on what you are trying to convey. In general, a UML model is made up of one or more (72) . A diagram graphically represents things, and the relationships between these things. These (73) can be representations of real-world objects, pure software constructs, or a description of the behavior of some other objects. It is common for an individual thing to show up on multiple diagrams; each diagram represents a particular interest, or view, of the thing being modeled. UML 2.0 divides diagrams into two categories: structural diagrams and behavioral diagrams. (74) are u sed to capture the physical organization of the things in your system, i.e., how one object relates to another. (75) focus on the behavior of elements in a system. For example, you can use behavioral diagrams to capture requirements, operations, and internal state changes for elements.

A. Activity diagrams B. Use-case diagrams
C. Structural diagrams D. Behavioral diagrams
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