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單項選擇題

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

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單項選擇題

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

單項選擇題

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

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