短語詞組短語Echo -cancellation chip 內(nèi)建回音消除芯片echo cancellation method 回波消除法telephone echo cancellation 電話回音消除Echo Cancellation Resource 回聲消除回聲消除;回聲消除adaptive acoustic echo cancellation 自適應(yīng)聲學(xué)回聲消除acoustic echo cancellation aec 聲學(xué)回波消除Acoustic Echo Cancellation 消除器;回聲消除;音消除;消除技術(shù)echo cancellation technique 回波消除技術(shù);回音消除技術(shù) 返回 echo cancellation