为防治温室效应，《京都议定书》限制各国排放的主要气体是A．CO

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问题单项选择题

为防治温室效应，《京都议定书》限制各国排放的主要气体是

A．CO

B．CO₂

C．NO

D．N0₂

E．S0₂

答案

参考答案：B

解析：
CO₂是引起温室效应的主要气体。

问答题简答题

佛教六根指什么？

单项选择题

You are proceeding to a distress site and expect large numbers of people in the water. Which statement is TRUE?（）

A.You should stop to windward of the survivors in the water and only use the ship's boats to recover the survivors

B.If the survivors are in inflatable rafts you should approach from windward to create a lee for the survivors

C.An inflatable liferaft secured alongside can be an effective boarding station for transfer of survivors from the boats

D.Survivors in the water should never be permitted alongside due to the possibility of injury from the vessel