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单选题
Keel scantlings of any vessel are greatest amidships because（）.
A
connections between forebody and afterbody are most crucial
B
of maximum longitudinal bending moments
C
of severest racking stresses
D
resistance to grounding is at a maximum amidships
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单选题Keel scantlings of any vessel are greatest amidships because（）.A
connections between forebody and afterbody are most crucialB
of maximum longitudinal bending momentsC
of severest racking stressesD
resistance to grounding is at a maximum amidships
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