单项选择题
A set of interior steps on a ship leading up to a deck from below is known as（）.
A.a companion way B.tween-decks C.stairs D.Any of the above are acceptable
单项选择题 A measurement device for inspecting anchor chain is the（）.
单项选择题 A design modification of an anchor chain which prevents kinking is the（）.
单项选择题 A deck fitting，used to secure line or wire rope，consisting of a single body with two protruding horns is called a（）.
