Which features of a centrifugal pump reduce the need for renewing worn impellers and pump casings?()

A . Close radial clearance between impeller hub and casing B . Low rotational speed of impeller C . Removable end plate D . Replaceable impeller and casing wearing ring

时间:2022-09-14 13:44:08 所属题库:船舶辅助机械题库

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