片语
air conditioning control switch knob空调控制开关按钮
power control knob通过调整功率控制旋钮
cooling control knob冷却控制按钮
flow control adjuster knob流量控制调节器按钮
Temporary control knob临时控制旋钮
control dial控制旋钮;[自] 操纵盘
temperature control knob温控器旋钮
hydraulic control lever knob液压操纵桿球形把手
heating control switch knob暖风控制开关按钮
control l knob控制按钮