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單項(xiàng)選擇題

In vessel construction，beams are transverse girders which provide support to（）.

A.bulkheads
B.deckhouse structures
C.decks
D.vertical frames

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單項(xiàng)選擇題

In vessel construction，beam brackets are triangular plates that join the deck beam to a（）.

A.bulkhead
B.frame
C.stanchion
D.deck longitudinal

單項(xiàng)選擇題

In Hatch No.3 the cargo（）bulk is peaked．

A.in
B.on
C.with
D.for

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