2. 职称英语
  3. In 1948, people living in remote areas could see TV programs by ______ in the Un

In 1948, people living in remote areas could see TV programs by ______ in the Un

游客2024-06-13  67
问题 In 1948, people living in remote areas could see TV programs by ______ in the United States. [br] Cable systems began tying to use ______ to capture the signals from distant stations in the early 1950s.
选项
答案 microwave transmitting and receiving towers
解析 本题涉及到在二十世纪五十年代早期的电缆系统的情况。该段首句提到，当时电缆系统开始尝试使用微波传输(microwave transmitting )和接收塔(receiving towers)来获取信号。
转载请注明原文地址:http://tihaiku.com/zcyy/3632789.html
相关试题推荐
随机试题
最新回复(0)