单项选择题
When a ship is in tropical zone and in seawater of density 1025,she must not load to more than the upper edge of the line marked（）.
A.S
B.T
C.W
D.F
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相关考题
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单项选择题
A horizontal the 450mm long and 25 mm wide cuts through the loadline disc.It is called the（）.
A.the deck like
B.plimssoll dise
C.plimssoll line
D.summer load line -
单项选择题
Vertically below the deckline is a circle whose outside diameter is 300mm.It is called the（）.
A.the deck line
B.Plimsoll disc
C.Plimsoll line
D.summer load line -
单项选择题
Right at the top is（）It is 300 mm long and 25 mm wide with its upper edgs in line with the uppermost continuous watertight deck.
A.the deck line
B.Plimsoll disc
C.Plimsoll line
D.sunmmer load line
