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【单选题】

Documentation of a software package is normally produced for two purposes.One is toexplain the (71) ofthe software and describe how to use them.This is known as (72) because it is designed to be read by the user of the software.The other purpose ofdocumentation is to describe the software’s internal composition SO that the system can bemaintained later in its life cycle.Documentation of this type is known as (73)

A.
plans
B.
cost
C.
features
D.
schedules
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参考解析:
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【单选题】A.腰颈椎疾病很难进行自我预防和治疗 B.预防和缓解腰颈椎疾病的方法因人而异 C.预防和治疗腰颈椎疾病需要专业人士指导 D.不经常伏案工作的人也可能患腰颈椎疾病

A.
伏案工作者长时间低头阅读、书写很容易患腰颈椎疾病,为帮助这部分人预防和缓解腰颈椎疾病,某单位工会为职工印发了宣传册,教大家预防和治疗腰颈椎疾病的一些方法。
B.
以下哪项如果为真,最能对上述宣传册的效果提出质疑()