单项选择题
A. Loose paint and scale is removed with a scraper. B. Heavy rust is removed with a scraper. C. Loose paint and scale is removed with a chipping hammer. D. Heavy rust is removed with a chipping hammer.
首楼甲板涂上两度红丹漆和干舷漆。（）A. Apply two coats of red lead primer...
单项选择题首楼甲板涂上两度红丹漆和干舷漆。（）
A. Apply two coats of red lead primer and topside paint to the forecastle deck. B. Apply two coats of red lead primer and boottopping paint to the forecastle deck. C. Apply two coats of topside paint and red lead primer to the poop deck. D. Apply two coats of red lead primer and topside paint to the poop deck.
船舶的主体是船壳。（）A. The main body of a vessel is the hull.B. ...
单项选择题船舶的主体是船壳。（）
A. The main body of a vessel is the hull. B. The main body of a vessel is the superstructure. C. The main body of a vessel is the engine room. D. The main body of a vessel is the poop.
从水面到甲板之间的高度称之为干舷。（）A. The height from the bottom of a v...
单项选择题从水面到甲板之间的高度称之为干舷。（）
A. The height from the bottom of a vessel to the weather deck is called freeboard. B. The depth from water level to the bottom of a vessel is called freeboard. C. The length from the bow to stern of a vessel is called freeboard. D. The height from water level to the main deck is called freeboard.
