单项选择题
How is the size of chain determined?（）.
A.Length of link in inches B.Diameter of metal in link in inches or centimeters C.Links per fathom D.Weight of stud cable in pounds
单项选择题 Freeing ports on a vessel with solid bulwarks（）.
单项选择题 An advantage of nylon rope over manila rope is that nylon rope（）.
单项选择题 All wire rope used in shipboard cargo gear must be identified and described in a certificate. The certificate shall certify all of the following EXCEPT the（）.
