口徑：27.5cm/底徑：13cm/高：12.7cm

此件器为厚壁，平口，弧腹，卧足；外壁通体以青花绘制二龙赶珠。龙形威猛，闭口鼓目，为宣德龙纹之典型。口沿绘海水江牙一周，翻卷的浪花，奔涌的海水、海兽和游龙穿梭其中，气势非凡；钵内施细腻白釉。青花发色浓艳深沈，所绘云龙生动绘画技法娴熟，青花线条凹陷深入胎骨，青花自然晕散，多处现铁锈斑，施护底胎釉，胎质滋润坚实。里心青花双圈“大明宣德年制”六字青花楷书款。（天津博物馆有一件相同）

This piece of equipment is thick-walled, flat mouth, arc belly, lying on the feet; The dragon shape is fierce, and the mouth is closed, which is typical of Xuande dragon pattern. The edge of the sea is painted with a round of seawater and river ya. The rolling waves, the rushing seawater, sea beasts and swimming dragons shuttle among them. The momentum is extraordinary; a delicate white glaze is applied in the bowl. The blue and white hair color is strong and deep, and the vivid painting technique of Yunlong painted is skillful. The blue and white lines are sunken into the fetal bone. The blue and white flowers are naturally faint, and there are rust spots in many places. The blue and white double circle "Daming Xuande Year System" six-character blue-and-white regular script. (Tianjin Museum has the same one)