按钮式电话拔号盘 button type telephone dial
按号式电话 push button telephone
按钮号码 button number
按钮式拨号盘 button type dial
按钮式对讲机 button interphone
按钮式发端缓存器 pushbutton originating register
按钮式高速脉冲拨号电子电话的呼叫系统 push button high-speed pulse dialling calling system for electronic telephone
按钮式火焰点火器 push button flame ignitor
按钮式键 push-button type key
按钮式开关 button switch
按钮式控制 knob-operated control
按钮式控制站 push button station
按钮式扣 button snap
按钮式行人信号灯 pedestrian traffic signal with buttons
按钮式选择器 push button selector
按钮式音频注册登记 TTR Touch Tone Registration
嵌入式按钮 flush type push button
Button(按钮)类 button class
安全按钮 safety push button; safety switch; scram button