单项选择题
A chock is a（）.
A.deck fitting used to secure mooring lines B.casting fitted at the side of a weather deck，used as a fairlead C.sharp block of wood used to support hygroscopic cargo D.smoke pipe for the galley stove
单项选择题 After splicing an eye in a piece of wire rope，the splice should be parceled and served to（）.
单项选择题 A chock（）.
单项选择题 A hydrostatic release mechanism for a liferaft（）.
