A.any deck below the main deck and above the lowest deck
B.a member that gives fore-and-aft strength
C.made by placing two bulkheads a few feet apart
D.a heavy fore-and-aft beam under the deck
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A.trim by the stern
B.trim by the head
C.be on an even keel
D.be tender
A.Corner fittings
B.Framework，primarily the corner posts
C.Framework and siding acting as a girder
D.Aluminum side and end panels
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The deck loads on a ship are distributed through the deck beams to the（）.
The strength of a deck will be increased by adding（）.
Floors aboard ship are（）.
The garboard strake is the（）.
The function of the bilge keel is to（）.
The procedure of strengthening damaged structures on a ship by using wood or steel is called（）.
The maximum theoretical stress that can be developed on a guy in a yard and stay rig is limited by the（）.
If a vessel is sagging，what kind of stress is placed on the sheer strake?（）
To shore up the main deck for the stowage of deck cargo means to（）.
The central longitudinal structural hull strength member of the lower hulls of semisubmersible ship’s is called the（）.