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