控制按钮 [自] Control push-button

预制按钮 preset keys

防爆控制按钮 Explosion-proof control push-button ; Explosion-proof control button

时间控制按钮 Time Controls

工业控制按钮 industrial control push button

显示录制按钮 Show Record Button

复制按钮图象 copy button image

录制按钮 Record Button

应急集中控制按钮 central control emergency push-button

乐曲库控制按钮 song bank controller button