A helicopter making a round trip from a helideck with refueling capabilities to an unmanned platform will take 45 minutes each way. The helicopter should be carrying enough fuel to last().

A . 45 minutes B . 1 hour and 15 minutes C . 1 hour and 30 minutes D . 2 hour

时间:2022-09-10 08:22:13 所属题库:海上救助题库

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