单选题A continuous watertight bulkhead is normally also a(n)().Astructural bulkheadBexterior bulkheadCcenterline bulkheadDjoiner bulkhead
单选题
A continuous watertight bulkhead is normally also a(n)().
A
structural bulkhead
B
exterior bulkhead
C
centerline bulkhead
D
joiner bulkhead
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