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 .

本文主要从技术的层面对电子音乐从萌芽到相对高度发展的今天进行研究，试图通过这些研究来阐明“电子音乐”这一概念。