根据液下深度的不同，泵分为无导轴承悬臂轴和有导轴承分节轴两种结构。
According to submerging depth, the pumps are classed as lead bearing segment shaft structure and non-lead bearing long shaft structure.
根据液下深度的不同，泵分为无导轴承悬臂轴和有导轴承分节轴两种结构。
According to submerging depth, the pumps are classed as lead bearing segment shaft structure and non-lead bearing long shaft structure.
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