短語詞組短語receiver interior noise level 國度高程基準receiver low noise 低噪聲接收機receiver thermal noise 接收機熱噪聲Receiver noise temperature 接收機噪聲溫度receiver noise figure monitor 接收機噪聲指數(shù)監(jiān)測器Receiver noise figure 接收機噪聲系數(shù);接收機襍音數(shù)英語internal receiver noise level 接收機內(nèi)噪聲電平radar receiver noise 雷達接收機噪聲Receiver noise floor 接收機本底噪聲 返回 receiver noise