A.floats
B.stretches
C.handles easily
D.resists rot
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A.It makes for an easy connection
B.It gives a spring effect to cushion the shock
C.It eliminates the necessity of a swivel
D.It does not chafe
A.Towing alongside
B.Towing astern
C.Holding knots and splices
D.Resisting damage from chemicals
A.Gun tackle
B.Luff tackle
C.Two-fold tackle
D.Double-luff tackle
A.Downhaul
B.Backstay
C.Halyard
D.Sheet
A.Chain lever
B.Buckle tensioner
C.Adjust-a-matic tensioner
D.Ratchet tensioner
A.Faked
B.Flemished
C.Coiled
D.Chined
A.Bowline
B.Clove hitch
C.Sheet bend
D.Two half hitches
A.Hand-portable fire extinguisher
B.Life preserver
C.Immersion suit
D.Lifeboat oar
A.The bottom block touches the top block
B.The line has jumped the sheaves
C.There are turns in the fall
D.You have two blocks
A.wormed，parceled，and served
B.wrapped with heavy tape
C.wrapped with chafing gear
D.wrapped in leather
最新試題
Manila slings should not be used to load（）.
Neglecting friction，you desire to lift a 300 kgs weight with a stress on the hauling part of 100 kgs.Which of the following tackles would you use（）.
Which item is NOT required to be marked with the vessel’s name（）.
What is normally used to pass a mooring line to a dock（）.
What type of line melts easiest（）.
What is meant by the term two-blocked（）.
The rolling hitch could be used to（）．
Which tensioning device is used with chain to secure heavy vehicles aboard Ro-Ro vessels（）.
What is NOT running rigging（）.
The only wire rope termination which may be made in the field is（）.