During fueling operations, which of the listed precautions should be taken when topping off fuel tanks?（）<br>A:Reduce the pumping rate by closing the deck filling valve<br>B:Close all overflow valves<br>C:Place 5 gallon containers under all flange connections in the fuel line<br>D:Reduce the pumping rate and sound tanks frequently as the level rises

During fueling operations, which of the listed precautions should be taken when topping off fuel tanks?（）
A:Reduce the pumping rate by closing the deck filling valve
B:Close all overflow valves
C:Place 5 gallon containers under all flange connections in the fuel line
D:Reduce the pumping rate and sound tanks frequently as the level rises

出自：海船船员证

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