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问题 单项选择题

作为一种社会现象，失信已经侵蚀到社会的各个层面。如：假话满天飞，假商品畅通无阻，合同拒不执行，欠钱不还等。现在上上下下对这个问题的认识还不够。这段话支持了这一观点，即（）

A．进行改革必须有实事求是的精神

B．失信使社会各个阶层的人都受了伤害

C．建立和完善社会信用刻不容缓

D．社会上各个阶层的人都对失信造成的问题负有责任

答案

参考答案：B

单项选择题 B型题

与义齿稳定有关的面是（）

A.组织面

B.磨光面

C.咬合面

D.磨光面、咬合面

E.组织面、磨光面、咬合面
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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 (46) 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 (47) that it must meet. The starting point is usually a set of high-level requirements from the (48) that describe the project or problem.
In either case, the requirements definition team formulates an overall concept for the system and then defines (49) 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 (50) 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.

A．criterion

B．standard

C．scenarios

D．system
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