单项选择题

The athwartship hull structural members of a ship are（）.

A.stringers
B.girders
C.breasthooks
D.deck beams

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单项选择题

A.in
B.on
C.out
D.with

单项选择题

A.cargo handling machines
B.deck winches and derricks
C.engine-room tools
D.course controlling system

单项选择题

A.the galvanizing on steel
B.a hatch cover
C.the outer plating of a vessel
D.synonymous with decking