A shield assembly (40) includes the shaft (12) and a shield (40) rotatable with the shaft and positioned intermediate the impeller and the bearing assembly (26).
防护罩组件(40)包括轴(12)和可随轴旋转的防护罩(40)，防护罩位于叶轮和轴承组件(26)的中间。
A shield assembly (40) includes the shaft (12) and a shield (40) rotatable with the shaft and positioned intermediate the impeller and the bearing assembly (26).
防护罩组件(40)包括轴(12)和可随轴旋转的防护罩(40)，防护罩位于叶轮和轴承组件(26)的中间。
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