单项选择题
A.Strands,yarns,circumference B.Strands,wires,diameter C.Wires,yarns,diameter D.Strands,circumference,wires
A.Mud B.Grass C.Sand D.Clay
A.You should maintain course and speed B.The container vessel is the stand-on as it is the larger vessel C.You are not to impede the safe passage of the container vessel in the channel D.None of the above