爆破震动波
vibration wave of blasting
blasting wave
语音评估与治疗
Speech therapy and evaluation
语音识别与合成
Speech recognition and syntheses
VRAS Voice Recognition And Synthesis
语音压缩与重构
Speech Compression and Reconstruction
语音与传真同时传输
voice and fax simultaneous transmission
语音与数据同时传送
Simultaneous Voice and Data ，SVD
Simultaneous Voice and Data
SVD