单选题Keel scantlings of any vessel are greatest amidships because（）.Aconnections between forebody and afterbody are most crucialBof maximum longitudinal bending momentsCof severest racking stressesDresistance to grounding is at a maximum amidships
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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