皮皮学,免费搜题
登录
搜题
【单选题】
Comparisons were drawn between the development of television in the 20th century and the diffusion of printing in the 15th and 16th centuries. Yet much had happened【21】. As was discussed before, it was not【22】the 19th century that the newspaper became the dominant pre-electronic【23】, following in the wake of the pamphlet and the book and in the【24】of the periodical. It was during the same time that the communications revolution【25】up, beginning with transport, the railway, and leading【26】through the telegraph, the telephone, radio, and motion pictures【27】the 20th-century world of the motor car and the air plane. Not everyone sees that process in【28】. It is important to do so. It is generally recognized,【29】, that the introduction of the computer in the early 20th century,【30】by the invention of the integrated circuit during the 1960s, radically changed the process,【31】its impact on the media was not immediately【32】. As time were by, computers became smaller and more powerful, and they became 'personal' too. as well as【33】, with display becoming sharper and storage【34】increasing. They were thought of, like people,【35】generations, with the distance between generations much smaller. It was within the computer age that the term 'information society' began to be widely used to describe the context within which we now live. (21)
A.
between
B.
before
C.
since
D.
later
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
.
..
皮皮学刷刷变学霸
举一反三
【简答题】弯曲时的变形程度以() 表示。弯曲变形程度越大,其回弹值越()。 A 、拉深系数 B 、相对弯曲半径 C 、大 D 、小
【简答题】DIF和DEA均为正值时,属_____。DIF和DEA均为负值时,属_____。
【判断题】不明原因的脑力疲劳属于身体亚健康。
A.
正确
B.
错误
【简答题】DIF和DEA均为正值时,属多头市场。DIF向上突破DEA是买入信号;DIF向下跌破DEA只能认为是回落,做获利了结。( ) A.正确 B.错误
【简答题】DIF和DEA均为正值时,属多头市场。DEA向上突破DIF是买入信号;DEA向下跌破DIF只能认为是回落,作获利了结。
【判断题】相对弯曲半径越大,表示弯曲变形程度越小,回弹越大。
A.
正确
B.
错误
【多选题】弯曲时的变形程度以()来表示,弯曲变形程度越大,其回弹值越()
A.
弯曲系数
B.
相对弯曲半径
C.
D.
【多选题】弯曲时的变形程度以 【 】 表示。弯曲变形程度越大,其回弹值越 【 】。
A.
拉深系数
B.
相对半径
C.
D.
【判断题】DIF和DEA均为正值时,属多头市场。DIF向上突破DEA是买入信号;DIF向下跌破DEA只能认为是回落,做获利了结。( )
A.
正确
B.
错误
【单选题】弯曲时的变形程度以 表示。弯曲变形程度越大,其回弹值越小。
A.
拉深系数
B.
相对弯曲半径
C.
弯曲系数
D.
变形系数
相关题目: