A.an above-deck datum such as the top of the ullage pipe
B.the tank ceiling aboard transversely framed vessels
C.the tank top
D.a thievage mark below the edge of the deck
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A.the tank ceiling
B.the tank top bushing
C.the thievage mark
D.an above deck datum
A.the base of the expansion trunk
B.the base of the ullage port
C.a line scribed within the ullage port
D.an above-deck datum，usually the top of the ullage hole
A.hold a valid officer's license for inspected vessels
B.be a certificated tankerman
C.be 30 years old
D.have a letter from the company stating his qualification
A.refer to the vessel's Certificate of Inspection
B.examine the cargo tanks and fittings
C.ask the terminal supervisor or his representative
D.check the loading order
A.common carrier
B.tramp
C.public vessel
D.bulk carrier
最新試題
Ullages on tankers are measured from（）.
If a cargo of kerosene were considered too lean to explode，then it must be（）.
When fruit is carried as refrigerated cargo，the most frequent cause of its being infected at the discharge port is（）.
The pneumatic containers which store bulk dry mud additives and cement on a ship are called（）.
According to regulations，access to a cargo pumproom in a tanker carrying grades C or D liquid cargo shall be（）.
To determine which grades of cargo a tanker is permitted to carry you should（）.
In securing deck loads for an ocean tow，drill pipe should be（）.
In observing rig motion while under tow，the period of roll is the time difference between（）.
The greatest strain，when lifting a load with the jumbo purchase，is on（）.
Large quantities of uncovered pig iron or billets should not be carried in the upper-tween decks because（）.