上下: and -- one of the six catego ...按钮: push-button; press-button; b ...上下按钮控制项: up down control按钮控件: button control上下按钮: updown单选按钮控件: ridio button电梯的上下按钮: up or down单选钮控件: radiobutton control按下按钮: push the button按钮控制: dash control; finger tip control; finger-tip control; knob control; press button control; press control; press-button control; push button control; push-button aircraft; push-button control; touch control; touch-button control; tough button control按钮控制板: control panel with push button; control panel with pushbutton按钮控制盘: push button panel; push-button station按钮控制器: press control按钮控制台: push button control console; push-button control console单按钮控制: single control电梯上下按扭: lift buttons按钮控制系统: push button control system; push-button control system按钮控制卸料: push button outflow按钮控制装置: finger tip control device单台按钮控制: simple push-button control自动按钮控制: automatic push-button control数值调节钮控件: spin button control; spin control钮控制器按钮控制站: press button control按钮控制的航空器: push-button aircraft控制按钮控制钮: control button