Free attendance of " supply and demand meeting of electroacoustic component "
免费参加“中外电声高层企业供需见面会”；
But for stereophonic audio equipment , besidesthe four main electroacoustic targets , there are a few more distinctive tar-gets , that is the channel balance between the channels , the phrase difference , crosstalk , etc.
而立体声声频设备除四大电声指标外还有几个独特的电声指标，就是通道间的通道平衡、相位差和串音等。
In this article , the progress of electronic music from its embryonic stage to the relatively highly developed stage today was studied from the perspective of its technology . The author attempted to clarify the concept of " electroacoustic music " from this study .
