单项选择题
When a line is laid down in loose,looping figure-eights,it is said to be().
A.Faked B.Flemished C.Coiled D.Chined
单项选择题 What type of line melts easiest().
单项选择题 What should you do to a line to prevent fraying where it passes over the side of the vessel().
单项选择题 What material may be substituted for zinc when making a poured metal socket ending to a wire rope().