短語詞組短語modulation n index 燈指數(shù)phase modulation index 相調(diào)指數(shù);調(diào)相指數(shù)Downlink Modulation Index 下行調(diào)制度modulation index reference 參照調(diào)變指數(shù)phase -modulation index 調(diào)相指數(shù)optical modulation index 光調(diào)制指數(shù);光調(diào)變指數(shù)modulation of refractive index 折射率調(diào)制度modulation index m 調(diào)制指數(shù)m 返回 modulation index