The external nozzle mechanism comprises a three-way valve for connecting the tail end of the steam outlet pipeline, a beverage straw and a nozzle respectively.
外置式喷嘴机构包括三通阀，分别连接出汽管道末端、饮料管和喷嘴。
The external nozzle mechanism comprises a three-way valve for connecting the tail end of the steam outlet pipeline, a beverage straw and a nozzle respectively.
外置式喷嘴机构包括三通阀，分别连接出汽管道末端、饮料管和喷嘴。
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