零差

• homodyne
• zero-beat

参考释义

零差 [líng chā]

• -
• 短语
  零差测量法 null method of measurement; homodyne method
  零差检波 homodyne detection
  零差检波器 homodyne detector
  零差接收 {电子} homodyne reception; zero-beat reception
  零差频选 homostrobe
  零差频选通 heterostrobe
  零差探测 zero-difference detection