短波

• General specification for fixed short wave single - sideband transmitters
  固定式短波单边带发射机通用规范
• In radio communication , either short or long waves may be used
  无线电通讯可以采用短波也可以采用长波。
• General specification for short wave single - sideband receivers of a class
  一级短波单边带接收机通用规范
• General specification for portable short wave single - sideband transceivers
  便携式短波单边带电台通用规范
• General specification for antenna multicouplers used in short wave receivers
  短波接收天线共用器通用规范
• Technical bases of hfbc coverage
  短波广播网覆盖技术规定
• Safety requirements for short wave single sideband communication equipment
  短波单边带通信设备的安全要求
• Special mirror for efficient illumination even at short wavelengths
  采用短波长也能有效照射的特殊镜子。
• Can this radio receive short - wave
  这个收音机能收短波吗
• Spectral similarity scale - sss
  近红外及短波红外成像光谱