单项选择题
Oil may NOT be transferred unless（）.
A.there are two certificated tankermen on each vessel
B.the vessel is equipped with constant-tension winches
C.discharge containment equipment (i.e. drip pans) are in place
D.All of the above
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相关考题
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单项选择题
Of the following，the most important consideration for a tanker is（）.
A.GM
B.the vertical center of gravity
C.the longitudinal center of gravity
D.the stress on the hull -
单项选择题
Notwithstanding the provisions of this Regulation，the segregated ballast conditions for oil tankers less than 150 meters in length shall be to the（）of the Administration.
A.contract
B.charter party
C.satisfaction
D.agreement -
单项选择题
Litmus paste is used in order to determine（）.
A.innage
B.thievage
C.ullage
D.the tank's datum point
