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[单选] According to the ship emergency plan, when average accident happened and the captain made the decision to withdraw from the engine room before leaving the engine room, the wrong operation is that ()

A . the chief engineer leaves the engineer room with the engine room log book at first
B . releasing compressed air in the air receiver and closing the watertight door
C . stopping all the running machineries and electric devices
D . closing the quick-closing valves of all the oil tanks, stopping the boiler and releasing ga

When one upbound vessel is overtaking another vessel and both are pushing a tow ahead,what reaction may you expect(). Both towheads will tend to drift apart,and the overtaking vessel will be slowed down。 Both towheads will tend to drift together,and the overtaking vessel will be slowed down。 Both towheads will tend to drift apart,and the overtaken vessel will be slowed down。 Both towheads will tend to drift together,and the overtaken vessel will be slowed dow。 美国主流动画片的表现形式有()。 人物造型的符号化。 回避视觉上的暴力刺激。 爱情贵族化。 MMI操作键盘功能键的作用是什么? 对商品质量检验不合格的市场主体必须实施实地检查。 下表为甲、乙、丙三个地区某日的日出日落时刻(北京时间)表。 关于甲、乙、丙三个地区空间位置说法正确的是() 甲、乙、丙三个地区同在南半球或北半球。 甲、乙、丙三个地区纬度位置最高的是丙。 甲、乙、丙三个地区位置最靠东的是甲地。 甲、乙、丙三个地区可能处于夏半年某日。 According to the ship emergency plan, when average accident happened and the captain made the decision to withdraw from the engine room before leaving the engine room, the wrong operation is that ()
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