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问题 单项选择题 A2型题

有一患者，已发生小脑幕切迹疝，颅压急剧增高，病情急转直下，其主要原因是（）

A.中脑受压，脑脊液循环受阻

B.严重脑缺氧

C.严重脑水肿

D.呼吸循环紊乱

E.延髓受压

答案

参考答案：A

单项选择题

For nearly ten years, the Unified Modeling Language (UML) has been the industry standard for visualizing, specifying, constructing, and documenting the (26) of a software-intensive system. As the (27) standard modeling language, the UML facilitates communication and reduces confusion among project (28) The recent standardization of UML 2.0 has further extended the language’s scope and viability.Its inherent expressiveness allows users to
(29) everything from enterprise information systems and distributed Web-based applications to real-time embedded systems. The UML is not limited to modeling software. In fact, it is expressive enough to model (30) systems, such as workflow in the legal system, the structure and behavior of a patient healthcare system, software engineering in aircraft combat systems, and the design of hardware. To understand the UML, you need to form a conceptual model of the language, and this requires learning three major elements: the UML’s basic building blocks, the rules that dictate how those building blocks may be put together, and some common mechanisms that apply throughout the UML.

A．model

B．code

C．test

D．modify
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问答题 简答题

缩短辅助时间的途径主要有哪些？
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