V2EX sdr

SDR

释义 Definition

SDR 常见作以下缩写(最常用两种):

  1. 软件定义无线电:用软件而不是固定硬件电路来实现/改变无线电通信功能的技术与设备。
  2. 特别提款权(IMF):国际货币基金组织(IMF)创设的一种国际储备资产单位,用于成员国之间的结算与储备。

发音 Pronunciation (IPA)

/s.dir/

例句 Examples

I bought an SDR to listen to aircraft communications.
我买了一个SDR来收听航空通信。

The IMF adjusted the SDR basket, which affects how the currency-weighted value is calculated.
IMF调整了特别提款权(SDR)货币篮子,这会影响其按货币权重计算的价值。

词源 Etymology

SDR 是由三个词首字母组成的首字母缩略语(initialism):如 Software-Defined RadioSpecial Drawing Rights。它通常按字母逐个读出(S-D-R),而不是读成一个完整单词。

相关词 Related Words

文学与著作中的用例 Literary / Notable Works

  • Software Defined Radio: Enabling Technologies(关于软件定义无线电的经典技术文集,常用“SDR”指代该领域)
  • Software-Defined Radio for Engineers(工程实践向的教材/参考书,频繁使用“SDR”)
  • IMF 官方文件与报告(如关于 SDR 估值与“货币篮子”调整的公告、政策说明与年度报告中大量出现 “SDR / Special Drawing Rights”)
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