In the United States, radio frequencies are divided into licensed and unlicensed bands. The Federal Communications Commission (FCC) issues licenses that permit commercial entities to have exclusive use of a frequency band in a given location. Entities include frequency modulation (FM) radio, cellular ...
答案见上【答案】What;is【核心短语/词汇】radio station:无线电台【翻译】109.9FM是我们城市里最好的无线电台。【解析】该题考查对陈述句提问。对句子中某一特殊部分提问的疑问句,通常使用who,whom,whose,what,which,where,when,why,how等疑问词开头,句末用问号。疑问词又分为疑问代词和疑问副词。疑问代词:what...
The goal is to achieve RFR exposures that are ALARA, "As Low As Reasonably Achievable." We also challenge the business case of wireless systems, because wired or cabled connections are faster, more reliable and secure, emit substantially less RFR, and consume less energy in a sector with ...
Sign In Sony Rewards Electronics Registration Electronics Community Sony Sites Search Sony Sony SupportMEX-N5200BT Article ID : 00027744 / Last Modified : 07/23/2019What is the Radio Data System (RDS) service provided by FM radio stations?
解析 句子What'sthebestradiostation?意思是最好的广播电台是什么,because of因为,后面要加名词,代词或者动词ing,所以要用It's Jazz107.9FM because of thebestmusic.故填It's Jazz107.9FM because of thebestmusic. 最好的广播电台是什么?是爵士乐107.9调频,因为有最好的音乐。
(fm) station. additionally, kilohertz frequencies are used in radio communication systems, including two-way radios, walkie-talkies, and ham radios. what is the significance of kilohertz in computer monitors? kilohertz is relevant to computer monitors because it indicates the refresh rate, which ...
What is the wavelength (in meters) of an electromagnetic wave whose frequency is 2.33 x 1012 s-1? AM radio signals broadcast electromagnetic radiation at frequencies between 590 kHz and 1.40 MHz. (a) What is the shortest wavelength of an AM radio signal? (b) What is the longes...
What is the wavelength of the 49,000-Hz radio wave used by "radio-controlled" cloc What is the frequency of the oscillation shown in the figure in Hz? If a wave has a frequency of 10 Hz, what does this mean? Two tunes have frequencies of 400 Hz and 403 Hz. What is the beat fre...
From a technical standpoint, radio frequencies (RF) are just a part of the electromagnetic spectrum used by wireless technologies. Wireless communications can employ not only RF but also infrared, microwave, and even light (such as Li-Fi) to transmit data. This distinction highlights the broader...
百度试题 结果1 题目What'sthebestradiostation?(Jazz107.9FM,thebestmusic)(根据提示回答问题) 相关知识点: 试题来源: 解析 (1) It's Jazz107.9FM because of thebestmusic.反馈 收藏