单项选择题
To avoid excessive pressures in the fuel oil filling system during bunkering, you should （）.
A.close the tank filling valves quickly
B.top off all tanks at the same time
C.rill completely all tanks to less than 95% full
D.reduce the loading rate when topping off
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相关考题
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单项选择题
Which of the precautions listed should be observed when taking on diesel fuel?（）
A.Secure all lighting to the main deck
B.Provide a portable fan to blow away fumes
C.Prohibit smoking in the area
D.Display a black triangle during daylight hours -
单项选择题
Before the seas get rough, it is a good safety practice to （）.
A.secure loose gear
B.move quickly about the ship
C.increase lighting
D.shutdown auxiliary equipment -
单项选择题
Which of the fire extinguishers listed is to be weighed annually and sent ashore for recharging if the weight loss exceeds 10% of the weight of a full charge?（）
A.Foam
B.Soda acid
C.Dry chemical
D.Carbon dioxide
