An electromagnetic wave having a low frequency and long wavelength. Radio waves are used for the transmission of both radio and television broadcasts. They also include the microwaves used for cooking. Some celestial objects, such as pulsars, also emit radio waves. See more atelectromagnetic spectr...
radio waves 释义 无线电波 实用场景例句 全部 radio wavesfrom outer space 来自外层空间的无线电波 《牛津高阶英汉双解词典》 Sound waves, light waves, andradio waveshave a certain frequency, or number of waves per second. 声波、光波或无线电波等都有特定的频率,或者说是每秒的波数。
waves of 潮水般的 in waves prep.波状地,成波浪形 F waves 扑动波 kinematic waves 运动波 hyperfrequency waves 超高频波,微波 相似单词 WAVES 【缩写】 =Women Accepted for Volunteer Emergency Service (U.S.Navy) 志愿紧急服役妇女队 radio n. 1.收音机,无线电设备 2.无线电广播台 3.无线电...
Radio frequency (RF) is a measurement representing the oscillation rate of electromagnetic radiation spectrum, or electromagnetic radio waves, from frequencies ranging from 300 gigahertz (GHz) to as low as 9 kilohertz (kHz). With the use of antennas and transmitters, an RF field can be used for...
The electromagnetic spectrum used in NMR corresponds to "radio waves" used in commercial communications. MRI involves the absorption and emission of energy by nuclei at a specific resonant(Larmor) frequency.The Larmor frequency scales directly with main magnetic field strength (Bo), and for clinical...
美 英 n.无线电波 网络无线电播音频段;音波;电子波 同义词 n. airwaves,frequencies,radio signals 英汉 网络释义 n. 1. 无线电波
Radio waves control everything from cellphones to automatic door openers.───从手机到电动门,几乎所有东西都要由无线电波来控制. Sound waves, light waves, andradio waveshave a certain frequency, or number of waves per second.───声波、光波或无线电波等都有特定的频率,或者说是每秒的波数。
PURPOSE: An instruction for a radio wave apparatus in the same frequency is provided to transmit and receive distinguishing signals using a cable. CONSTITUTION: Distinguished two signals are combined. Images, sound, or various signals are generated in each apparatus. A television or a radio ...
英英释义 radio wave n.an electromagnetic wave with a wavelength between 0.5 cm to 30,000 m 同义词:radio emissionradio radiation 学习怎么用 双语例句 用作名词(n.) We directed radio waves around the globe. 我们向全球发射无线电波。 The universe is bathed in a sea of radio waves. ...
Definitions(1) Advertisement Wavesat the end of theelectromagnetic spectrumwith the lowestfrequency(less than 300megahertz) and the longestwavelength(from a few feet to many miles). Because of their low frequency, radio waves carry very littleenergycompared to otherelectromagnetic waves. (SeePlanck's...