第一导电板，该第一导电板迭设于所述薄膜主体的上表面上，且具多个开口；
The current-conducting plate is overlapped on the upper surface of the diaphragm body and provided with a plurality of openings.
卡环是一具有开口部的环形体，环形体的内侧设置一圈用于扣压轮芯的台阶，台阶表面具有向下倾斜的弧面形状。
The snap ring is a ring with opening part, the inside of the ring is arranged with a circle of step which is used to buckle the wheel core, and the surface of the step has downward inclined arc shape.
一种旋转式自动伸收吸水管的水壶，它包括：一具有容室和一开口端的壶身；
The utility model relates to a water pot with a rotary automatic-telescopic water suction tube and is mainly characterized in that a pot body is covered with a pot cover.
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