sound amplifieation system 基本例句 扩声系统 Compared with the audio system based on the VBAP multi-channel effect sound technology, the proposed system has higher cost performance and is more practical.与基于矢量幅度移动技术的多通路效果声扩声系统相比较，这里提出的系统具有更好的性能价格比，是一种更为实用的扩声系统。