密封性优，防漏，可用于液体的灌装。
Excellent sealing, leak-proof, can be used for liquid filling.
该系列快速接头结构简单，操作简便，可快速装卸，具有良好的密封性和互换性，适用于气体、液体、粉质等 介质的输入、输出。
It is simple in structure, easy in operation, and can be changed in a short time. It is especially suitable for transmission of gas, liquid and powder.
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