To get the full story, Nalder needed documents showing the number of life rafts on every ferry, the capacity of each raft, and the maximum number of passengers each ferry could carry.
2
救生艇停泊的平台也由液压操控，救生艇下水或启动时平台倾斜。
The platform on which the lifeboat sits is also hydraulically operated and tilts when it is launched and recovered.
3
要是你以前看过救生员靠近溺水的人，你会看到救生员游到那个人身边，只是在踩水。
If you've ever watched a lifeguard approach a person who is drowning, you will see the lifeguard swim out to the person and then just tread water.
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