In transmission, a radio transmitter supplies an electric current to the antenna's terminals, and the antenna radiates the energy from the current as electromagnetic waves (radio waves).

The first is the regulation of the biosynthesis of the various components required to build an antenna complex, which are the apoproteins and the pigments.

antenna是英语名词，复数形式为antennae或antennas。 该词涵盖生物学、抽象感知与工程技术三方面含义：指节肢动物触角（如昆虫头部附肢）、对事物的直觉感知能力，以及无线电设备中 …

antenna, component of radio, television, and radar systems that directs incoming and outgoing radio waves.

爱词霸权威在线词典,为您提供antenna的中文意思,antenna的用法讲解,antenna的读音,antenna的同义词,antenna的反义词,antenna的例句等英语服务。

频率 谐波（正弦波、余弦波）、波长、频率、光速基础 更深入的频率知识 讨论了所有的波形是怎样由谐波（简单波形）叠加而成的。这就帮我们解释了，为什么在天线理论中，无论传输的是 …

An antenna is a device used to transmit or receive electromagnetic signals, such as radio waves. It converts electrical signals into electromagnetic waves and vice versa.

Feb 14, 2025 · You need two antennas because a single antenna can't pick up such a hugely different range of wavelengths. It's the wavelength (or frequency, if you prefer) of the radio …

Collins Chinese Dictionary Plus (3rd edition), 2011: antenna [ænˈtɛnə] n [c] 1 (pl antennae) [ænˈtɛniː] [of insect] 触 (觸)角 chùjiǎo 2 (pl antennas) [of radio, TV] (= aerial) 天线 (線) tiānxiàn …

ISBN 978-1891121586. （原始内容 存档于2022-03-02）. ^ Stutzman, Warren L.; Thiele, Gary A. Antenna Theory and Design. John Wiley & Sons. 2012: 560 – 564 [2022-03-02]. ISBN 978 …