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單項選擇題

Those ship’s tanks that are particularly important for trimming the ship are the（）.

A.domestics
B.settlers
C.deeps
D.peaks

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單項選擇題

The words PIPE，BUTT，TUN AND PUNCHEON all refer to（）.

A.the sizes of casks
B.various lengths of timber
C.structural shapes used in construction
D.viscosities of liquid cargoes

單項選擇題

The welds used to join shell plates in flush construction are known as（）.

A.butt welds
B.seam welds
C.fillet welds
D.continuous welds

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