首页
登录
职称英语
Television broadcasts are 【C1】______ to an area that is within the 【C2】______
Television broadcasts are 【C1】______ to an area that is within the 【C2】______
游客
2025-03-15
13
管理
问题
Television broadcasts are 【C1】______ to an area that is within the 【C2】______ of the sending station or its relay (中转站). 【C3】______ television relays are often placed on hills and mountains so that they can 【C4】______ a wider region, they still can not cover more land than one from the hilltop 【C5】______ a clear day.
However, the rays also go out into the atmosphere, 【C6】______ there is a relay station on a satellite that 【C7】______ around the earth, it can send the pictures to any point on the earth from which the satellite is 【C8】______ . Three satellites 【C9】______ turning around over the equator (赤道) send any television program to any part of the earth. 【C10】______ makes it possible for world 【C11】______ of newspapers to give the news in all countries at the same time. 【C12】______ it may be possible for a subscriber (户) to a televised newspaper to 【C13】______ a button and see a newspaper page 【C14】______ his television screen. He could also decide when he wants the page 【C15】______ , 【C16】______ , by dialing different numbers such as 【C17】______ on a telephone dial, he could choose the language or the edition of the paper he wants to read.
It seems strange to think that, even today, methods of the 【C18】______ are not entirely useless. For example, sometimes 【C19】______ agencies which use radio also use pigeons to 【C20】______ messages between offices in large cities because the pigeons are not bothered by traffic problems. [br] 【C9】______
选项
A、always
B、temporarily
C、periodically
D、permanently
答案
D
解析
转载请注明原文地址:http://tihaiku.com/zcyy/3998776.html
相关试题推荐
【B1】[br]【B20】A、throughB、withinC、fromD、withD
Herhouseiswithin______fromthepolicestation.A、astone’sthrowB、athrowo
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
Televisionbroadcastsare【C1】______toanareathatiswithinthe【C2】______
随机试题
(Givingtheopportunity),this(highlyintelligent)childwillbecome(whatever)
当地下水位高,路线纵面设计难以满足最小填土高度时,可在路基内设置()。A.
由于发包人原因导致工期延误的,对于计划进度日期后续施工的工程,在使用价格调整公式
患儿,男,1岁8个月,不规则发热、咳嗽伴皮疹、耳溢脓4个多月,血红蛋白80.4g
申请首次公开发行股票并在创业板上市,根据《公开发行证券的公司信息披露内容与格式准
混凝土拌合时的重要控制参数是()。A、搅拌时间 B、搅拌温度 C、出料温度
油压式千斤顶的安全栓有损坏、螺旋式千斤顶或齿条式千斤顶的螺纹或齿条的磨损量达(
幼儿园应制定合理的幼儿一日生活作息制度,两餐间隔时间不得少于()。A.4小时
下列法规中,属于建设部门规章的是( )。A.《中华人民共和国建筑法》 B.《
ABC会计师事务所的A注册会计师负责审计甲公司2020年度财务报表。审
最新回复
(
0
)