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If an inflatable liferaft inflates upside down，you can right it by（）.
A:pushing up on one side
B:standing on the CO₂ bottle，holding the bottom straps，and throwing your weight backwards
C:getting at least three or four men to push down on the side containing the CO₂ cylinder
D:doing nothing; it will right itself after the canopy supports inflate

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出自：海船船员证

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