A.Effect of the propeller flow on the rudders
B.Water flow due to the vessel's movement through the water
C.Tunnel affect of the water flow past opposing rudders
D.Discharge current being channeled to impinge on the vessel's deadwood
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A.wooden blocks or dunnage placed between a deck load and the deck
B.the chains and shackles used to secure a deck cargo
C.a crate in which a deck cargo is packaged
D.cardboard separation pieces placed between deck loads to prevent chafing
A.one
B.two
C.three
D.four
A.Right-hand laid
B.Cable-laid
C.Sennet-laid
D.Water-laid
A.Fitted in each leg of the towing bridle
B.Generally located between the “fishplate” and the main towing hawser
C.Secured at the “H” bitts
D.Usually made of manila hawser
A.cross connection line between two main fire lines
B.special wrench for the couplings in a fire hose line
C.tackle rigged to support a fire hose
D.none of the above
最新試題
What is an advantage of having wire rope with a fiber core over that of a wire rope of the same size with a wire core（）.
The safest procedure used to rig a guy and preventer is to have the guy（）.
What does the term end-for-end refer to in regard to a wire towing hawser（）.
When a davit-launched raft is lowered from a ship，upon becoming waterborne，the raft is released by（）.
An intermediate spring is（）.
In the manufacture of wire rope，if the wires are shaped to conform to the curvature of the finished rope before they are laid up，the rope is called（）.
In a twin screw ship going half-ahead，both screws turning outboard and the rudder amidships，no current or wind，the vessel will（）.
When attempting to free an anchor jammed in the hawsepipe，the simplest method of freeing it may be（）.
When paying out nylon line from around the bitts（）.
When rigging a bosun’s chair，a tail block or lizard is used to（）.