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單項(xiàng)選擇題

Frames to which the tank top and bottom shell are fastened are called（）.

A.floors
B.intercostals
C.stringers
D.tank top supports

單項(xiàng)選擇題

Floors aboard ship are（）.

A.frames to which the tank top and bottom shell are fastened on a double bottomed ship
B.transverse members of the ships frame which support the decks
C.longitudinal beams in the extreme bottom of a ship from which the ship's ribs start
D.longitudinal angle bars fastened to a surface for strength

If a vessel is sagging，what kind of stress is placed on the sheer strake?（）

你可能感興趣的試題

Frames to which the tank top and bottom shell are fastened are called（）.

Floors aboard ship are（）.

If a vessel is sagging，what kind of stress is placed on the sheer strake?（）