单项选择题
A. Repair fore and aft decks and prepare for sea. B. Clean up lower deck and prepare for sea. C. Clean up fore and aft decks and prepare for sea. D. Paint fore and aft decks and prepare for sea.
请立刻把它修理一下。（）A. Please clean it at once.B. Please repair...
单项选择题请立刻把它修理一下。（）
A. Please clean it at once. B. Please repair it at once. C. Please painting it at once. D. Please adjust it at once.
用于船舶的主要油漆是底漆，内层漆和面漆。（）A. The basic types of paint used ...
单项选择题用于船舶的主要油漆是底漆，内层漆和面漆。（）
A. The basic types of paint used on a ship are primer, undercoat and topcoat. B. The basic types of paint used on a ship are topside paint, undercoat and top coat. C. The basic types of paint used on a ship are boottopping, topside and undercoat. D. The basic types of paint used on a ship are cement wash, undercoat and topside.
水泥涂料用于淡水舱和双层底舱。（）A. Primer is used for sea water tanks ...
单项选择题水泥涂料用于淡水舱和双层底舱。（）
A. Primer is used for sea water tanks and double bottom tanks. B. Cement wash is used for fresh water tanks and double bottom tanks. C. Varnish is used for fresh water tanks and double bottom tanks. D. Bitumen is used for fresh water tanks and double bottom tanks.
