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国家开放大学 / 广告策划与活动营销

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产品的生命周期不包括
成长期
逆向期
成熟期
导入期
衰退期

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广告策划与活动营销

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52、由于用户不当操作等各种原因，可能造成系统发生故障，为了能够把计算机恢复到某个特定时间以前的状态，Windows设置了______组件解决这个问题。 A.系统更新 B.安全更新 C.安全还原 D.系统还原计算机统考

Many of the goods they produce are not for national _____ but for export.( ) 大学英语1

[单选题] 工业企业内工作人员的生活用水量，应根据车间性质确定，一般可采用()L／(人?班)，其时变化系数为()。 A.15～35；2．5～3．0 B.25～35；2．5～3．0 C.25～35；2．0～3．0 D.20～25；1．5～2．0水质工程学(上)

题型描述: 十选项完形填空There were once three sons of a wealthy businessman. _ _ _ _ they met, the two eldest, who were twins, _ _ _ _ to quarrel about which of them should be his fatherˊs heir (继承人) . The youngest, who was not _ _ _ _ ambitious (野心勃勃的), took no part in their argument. As soon as they left home, the father arranged for an adequate income to be provided for _ _ _ _ of them, but insisted that apart from this they were to be financially self-supporting. The _ _ _ _ twin, who had the advantage of good looks and a striking per?sonality, decided that he would take up the stage _ _ _ _ a career. He _ _ _ _ a small repertory company, acted in minor parts, was always unpunctual (不准时) at rehearsals and was accordingly _ _ _ _ with his fellow-actors. He earned little and so had to live mainly on his allowance. He occasionally thought of _ _ _ _ his profession, but always put off _ _ _ _ a decision, and he became increasingly bored and disillusioned.1、 A. wherever B. however C. whatever D. whenever 2、 A. Used B. are using C. are used D. using 3、 A. in the least B. in the most C. at most D. at least 4、 A. All B. every C. none D. each 5、 A. younger B. older C. first D. elder 6、 A. as B. / C. be D. is 7、 A. attended B. went C. joined in D. joined 8、 A. welcome B. popular C. unpopular D. unwelcome 9、 A. living B. turning C. ending D. changing 10、 A. decide B. deciding C. making D. make统考英语B

4[名词解释题] 交底建筑结构(二)

一矩形截面钢筋混凝土简支梁，梁的计算跨度，截面尺寸为，，按荷载准永久组合计算的跨中最大弯矩，混凝土强度等级为C35，配置的纵向受拉钢筋322HRB400级钢筋，箍筋采用HPB300、直径为8mm的钢筋，混凝土保护层厚度c=20mm，一类环境，裂缝宽度限值为，挠度限值为：（1）试验算梁的最大裂缝宽度；（2）试验算梁的最大挠度。钢筋混凝土结构与砌体结构