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问题 单项选择题

打字机制造商把钢笔、铅笔、计算机等生产厂商看作竞争对手，打字机制造商识别公司竞争者的角度属于（ ）

A．产业竞争观念

B．市场竞争观念

C．品牌竞争观念

D．行业竞争观念

答案

参考答案：B

单项选择题

小便赤涩灼痛，兼面赤口渴，心烦不寐，便干，舌红脉数，证属

A．心火亢盛证
B．小肠实热证
C．膀胱湿热证
D．下焦湿热证
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单项选择题

The purpose of the requirements definition phase is to produce a clear, complete, consistent, and testable (87) of the technical requirements for the software product.
During the requirements definition phase, the requirements definition team uses an iterative process to expand a broad statement of the system requirements into a complete and detailed specification of each function that the software must perform and each (88) that it must meet. The starting point is usually a set of high-level requirements from the (89) that describe the project or problem.
In either case, the requirements definition team formulates an overall concept for the system and the defines (90) showing how the system will be operated, publishes the system and operation concept documents, and conducts a system concept review (SCR).
Following the SCR, the team derives (91) requirements for the system from the highlevel requirements and the system operations concept. Using structured or object-oriented analysis,the team specifies the software functions and algorithms needed to satisfy each detailed requirements.

A. criterion B. standard
C. model D. system
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