词汇	relieve pre-pressure
释义	relieve pre-pressure 免预压
随便看	push button for emergency call push button for fire alarm pushbutton formulaton push button formulaton push-button for selecting stations push-button for selecting wavebands push-button for selecting wave-bands push-button for selection wavebands push button for wishing floor Push Button Indicator push button indicatorpbi push button interface push-button interface push button interlocking push button interlocking box push button interlocking frame push button key push-button key push-button keyboard push-button key-board for internal connection push button lamp push-button latch push button lead connector terminal push-button lift control pushbutton lubrication