As such a technical scheme is adopted, the cover plate is made with the plastic suction art and the production cost of parts is reduced.
由于采用这样的技术方案，采用吸塑工艺制作该件，可以使零件的制造成本得到降低。
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.
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；
Double suction impeller is on both sides of the water, the impeller cover plate is symmetrical, the general flow of centrifugal pump double suction impeller.
双吸式叶轮是两边吸水，叶轮盖板呈对称状，一般大流量离心泵多数采用双吸式叶轮。
Double suction impeller is on both sides of the water, the impeller cover plate is symmetrical, the general flow of centrifugal pump double suction impeller.
双吸式叶轮是两边吸水，叶轮盖板呈对称状，一般大流量离心泵多数采用双吸式叶轮。
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