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更多“空气处理设备显热比SCR线垂直时,SCR=(),只处理()负…”相关的问题
Special commodity rate (SCR) mean a rate applicable to carriage of specifically designated commodity.( ).
患者，慢性肾炎，BUN 60mmol／L，SCr 587μmol／L，其食疗应
A.高蛋白、低热量饮食
B.、低蛋白、低热量饮食
C.低蛋白、高热量饮食
D.低脂肪、低维生素饮食
E.高蛋白、高维生素饮食
A.错误
B.正确
从供选择的答案中，选出最确切的解答。
The purpose ofthe requirements definition phase is to produce a clear, complete, consistent, and testable(1)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(2)that it must meet. The starting point is usually a set of high-level requirements from the(3)that describe the project or problem.
In either case, the requirements definition team formulates an overall concept for the system and then defines(4)showing how the system will be operated, publishes the system and operations concept document and conducts a system concept review (SCR).
Following the SCR, the team derives(5)requirements for the system from the high level requirements and the system and operations concept. Using structured or object-oriented analysis the team specifies the software functions and algorithms needed to satisfy each detailed requirement.
