短語詞組短語Echo -cancellation chip 內(nèi)建廻音消除芯片echo cancellation method 廻波消除法telephone echo cancellation 電話廻音消除Echo Cancellation Resource 廻聲消除廻聲消除;廻聲消除adaptive acoustic echo cancellation 自適應(yīng)聲學(xué)廻聲消除acoustic echo cancellation aec 聲學(xué)廻波消除Acoustic Echo Cancellation 消除器;廻聲消除;音消除;消除技術(shù)echo cancellation technique 廻波消除技術(shù);廻音消除技術(shù) 返回 echo cancellation