答案是：原句的意思是：这台短波收音机是你的吗？不，它 属于他/她 因此答案是：C 或者D ☞♧手工翻译☀尊重劳动☀欢迎提问☀感谢采纳♧☜
Shortwave radio is a type of long-range radio transmission that bounces signals off a layer of the atmosphere to be received in another part of the world. The shortwave spectrum is made of groups of frequencies between about 3 and 30 megahertz (mHz). Shortwave radio depends largely on ...
百度试题 结果1 题目④It is necessary to use a shortwave radio to pick up the programmes.接收(信号) 相关知识点: 试题来源: 解析 答案见上 反馈 收藏
Opinion. Speculates on whether the World Wide Web had made the shortwave radio obsolete. Reflection on the author's life when he was 12-years-old; Effects that the Web has on other communication and information networks; Suggestion that the computer and the Internet has changed the world ...
DRM (Digital Radio Mondiale)is - as the name suggests - a form of digital radio. In Europe, DRM is not very popular, most stations that have started a DRM transmission in the first decade of the century already have stopped. However, Romania still has a number of regular DRM transmissions...
**Intuitive Interface and User-Friendly Features** The radio receiver's user-friendly interface is highlighted by a clear 0.96" OLED display, which allows for easy monitoring of the FM band, AGC on/off, and MONO settings. Its auto-hold feature is a testament to its user-centric design, ...
English seems ___ the passport(护照) to our modern society. About half the world’s newspapers and 75 ___ of the world’s mail is ___ English. Many countries have special shortwave radio broadcasts in English and some have___ English-language newspapers. Most scientific books and magazine...
Ham radio operators use several modes of transmission in order to communicate. Voice transmissions are what come to mind when most people think of ham radio. Most sets broadcast in FM mode, although there are still some that broadcast using a single sideband mode. Single sideband mode is mostly...
Ham radio transceivers can broadcast and receive transmissions for over 50 miles, and some can let you talk with people from the other side of the planet. In my opinion, ham radio is the perfect solution for you. For a small broadcasting radius (10 miles or fewer), tune all your radios...
:) Repairing a starter is not economically viable and often proves that electronic devices contain smoke and sometimes fire. Ballasts and Bulbs Should be Matched! HID bulbs generally need specific ballasts, and any given ballast can usually safely and effectively operate only one type or a few ...