V2EX shf

SHF

释义 Definition

SHF:常见缩写,最常指Super High Frequency(超高频),即无线电频谱中约 330 GHz 的频段,常用于微波通信、雷达、卫星链路等领域。(在不同语境中也可能代表其他含义。)

发音 Pronunciation (IPA)

/s et f/

例句 Examples

SHF signals are easily blocked by walls.
SHF 信号很容易被墙体阻挡。

The radar operates in the SHF band to achieve higher resolution, but it requires a clear line of sight.
该雷达在 SHF 频段工作以获得更高分辨率,但需要良好的视距条件。

词源 Etymology

SHF 属于首字母缩略词(initialism),来自短语 Super High Frequency 的三个首字母(S-H-F)。这种命名方式常见于工程与无线电标准中,用于快速标记频段类别。

相关词 Related Words

文学与著作中的用例 Literary Works

  • ARRL Handbook for Radio Communications(《美国业余无线电协会通信手册》)中讨论频段划分与应用时常出现 SHF
  • Radar Handbook(《雷达手册》)在雷达系统频段与传播特性章节中常用 SHF 表示相关频段。
  • ITU-R(国际电联无线电部门)相关建议书与频谱管理文件中也常以 SHF 标注频段类别。
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