A.Brown conical tower with white horizontal band in center of light on black pier
B.Red conical tower on brown cylindrical pier
C.White octagonal house on brown cylindrical pier
D.White conical tower，with brown band midway of height
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A.detection，defects
B.defection，defects
C.defects，defection
D.defects，detection
A.cover plate
B.joiner
C.lap strake
D.stealer plate
A.domestics
B.settlers
C.deeps
D.peaks
A.the sizes of casks
B.various lengths of timber
C.structural shapes used in construction
D.viscosities of liquid cargoes
A.butt welds
B.seam welds
C.fillet welds
D.continuous welds
最新試題
The hull is divided up into a number of watertight compartments by（）.
Which arrangement of shell plating is used most in modern shipbuilding（）.
For existing ships，（）is not an improvement to safety.
The permissible SWSF and SWBM are assigned by（）.
What is the purpose of cant frames in steel vessels? （）
（）is not a longitudinal structural member.
The Vessel’s cargo holds are properly fitted with（）in way of hatches.
What is used to prevent twisting of a towing bridle?（）
Which statement about the hospital space on a cargo ship is TRUE（）.
Which term refers to a transverse curvature of the deck（）.