单选题In ship construction，frame spacing is（）.Agreater at the bow and sternBreduced at the bow and sternCuniform over the length of the vesselDuniform over the length of the vessel，with the exception of the machinery spaces，where it is reduced due to increased stresses
单选题
In ship construction，frame spacing is（）.
A
greater at the bow and stern
B
reduced at the bow and stern
C
uniform over the length of the vessel
D
uniform over the length of the vessel，with the exception of the machinery spaces，where it is reduced due to increased stresses
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