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If one of the bilge system manifold valves does not properly seat, the （）
A:bilge well connected to that valve, plus the second bilge well being pumped will be completely emptied
B:bilge system will lose vacuum and prevent the other bilges from being pumped out
C:bilge well aft connected to that valve will siphon its contents to the forward bilge wells
D:discharge pressure will be too high

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出自：海船船员证

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