单项选择题
Approximately what percent of tank space should be left for expansion of oil due to possible temperature increase?（）
A.1% to 3%
B.1% to 2%
C.4%
D.2% to 4%
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相关考题
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单项选择题
To avoid excessive surge pressure when bunkering, you should （）
A.bunker at a normal rate
B.check for kinks in hose
C.close valves slowly
D.shut valves before topping off -
单项选择题
When is the most critical time of bunkering in regards to oil pollution?（）
A.lining up the systems
B.topping off
C.starting delivery
D.connecting hoses and joints -
单项选择题
As a watch officer when bunkering, which of the following does require his individual attention?（）
A.draft of the vessel
B.rate of delivery
C.communication with terminal personnel
D.observation of manifold valves
