问题
单项选择题
A continuous watertight bulkhead on a ship is normally also a(n)（）.
A.structural bulkhead
B.exterior bulkhead
C.centerline bulkhead
D.joiner bulkhead
答案
参考答案：A
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A continuous watertight bulkhead on a ship is normally also a(n)（）.
A.structural bulkhead
B.exterior bulkhead
C.centerline bulkhead
D.joiner bulkhead
参考答案：A