数码选音杆 Digital Drawbar

滑音杆灵敏度 pitch bend sensitivity

主音量推杆 MAIN fader

噪音横杆跑动实验 beam walking test

及噪音横杆跑动试验 Beam Walking test

音横杆跑动实验 BWT ; beam walking test

移动拉杆电瓶音箱 Movable drawbar battery box

及噪音横杆跑动实验 BWT

静音拉杆箱 silent trolley case

移动音响拉杆音箱 mobile audio trolley speaker