安装安全阀阀盖螺母，并加以紧固。
本实用新型属于压力锅安全阀的改进，由阀体、连接螺母和丝堵组成。
The utility model belongs to an improvement for a safety valve of a pressure cooker, comprising a valve body, connecting nuts and a plug.
本实用新型属于压力锅安全阀的改进，由阀体、连接螺母和丝堵组成。
The utility model belongs to an improvement for a safety valve of a pressure cooker, comprising a valve body, connecting nuts and a plug.
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