sound recording system

His inventions and innovations included batteries, cement mixer, the sound recording telephone, double- and multi-type cable system, railways used brakes.

他的发明和革新包括蓄电池、水泥搅拌机、录音电话、双工式和多工式电报系统、铁路用制动器等。

For years audiophiles have tried to persuade more casual music fans that a vinyl record played on a decent sound system sounds better than a digital recording played on the same system.

多年来发烧友一直试图说服更多的休闲音乐迷，一张体黑胶唱片在一个体面的音响系统中播放的声音比一个数字音乐在同样印象系统中播放效果好得多。

The record shows recorded on the sound carrier signal quality, that is, the final program of this recording system audio signal quality.

这个记录载体上记录的节目声音信号的质量，也就是这个录制系统的最终节目声音信号的质量。