On dictation equipment , a device used to vary the relative in tensity of bass sounds and treble sounds during playback 在口述记录设备上，放音期间用于改变低音和高音相对强度的一种器件。
High fidelity audio equipment and systems ; minimum performance requirements . part 4 : magnetic recording and reproducing equipment 高保真音响设备和系统.最低性能要求.第4部分:磁带录音和放音设备
The club has an enormous space with four levels , three different sounds , an ice bar and funky genie bottle - shaped booths 俱乐部很大，有四层高、三个放音声道、一个冰吧台和设计成酒瓶状的新潮展台。
High fidelity audio equipment and systems ; minimum performance requirements - specification for magnetic recording and reproducing equipment 高保真度音频设备及系统最低性能要求.第4部分:磁性录音和放音设备规范
Accoustics in theatres and multipurpose halls ; measures to avoid impairing the audience ' s hearing by high sound - pressure levels from loudspeaker reproduction 剧场和多功能厅的声学技术.第5部分:避免扩音器的放音
Magnetic tape sound recording and reproducing systems - methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape 磁带录音和放音系统.磁带录音和放音设备特性测量方法
Microsoft cars would have a special radio / cassette player which would only be able to listen to microsoft fm , and play microsoft cassettes 微软式汽车会配有专门的收/放音机，但它只能收听微软调频台，只能播放微软磁带。
Customer : hi . uh . . . i have this . . . uh . . . cassette player ( mm - hmm . ) here that i bought about six months ago . and it just ruined four of my favourite cassettes 这是我六个月以前买的磁带放音机，它毁了我四个最喜爱的磁带。
Magnetic tape sound recording and reproducing systems part 3 : methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape 磁带录音放音装置.第3部分:磁带录音和复制设备的特性测量方法
Magnetic tape sound recording and reproducing systems . part 3 : methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape 磁带录音和放音系统.第3部分:磁带录音和放音设备特性的测量方法
