单项选择题
A.Hand-portable fire extinguisher B.Life preserver C.Immersion suit D.Lifeboat oar
Which is standing rigging（）.A.HalyardsB.StaysC.SheetsD....
单项选择题Which is standing rigging（）.
A.Halyards B.Stays C.Sheets D.Downhauls
Which is NOT a part of an anchor（）.A.BillB.Devils clawC...
单项选择题Which is NOT a part of an anchor（）.
A.Bill B.Devil's claw C.Palm D.Crown
Which is normally used to hold wire rope for splicing（）...
单项选择题Which is normally used to hold wire rope for splicing（）.
A.Come along B.Jigger C.Rigger's screw D.Sealing clamp
