问题
单项选择题
In vessel construction, beam are transverse girders which provide support to（）.
A.bulkheads
B.deckhouse structures
C.decks
D.vertical frames
答案
参考答案：C
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In vessel construction, beam are transverse girders which provide support to（）.
A.bulkheads
B.deckhouse structures
C.decks
D.vertical frames
参考答案：C