A.fasten the bitter ends to the mooring line with half hitches
B.twist the ends together and hold them in the direction of the pull
C.twist the ends together and hold them in the direction opposite to the pull
D.twist the ends together and hold them at right angles to the mooring line
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A.Is easy to connect
B.Provides an effective catenary and absorbs shock due to its weight
C.Makes rigging a swivel unnecessary
D.Prevents the tow from yawing by the drag of the chains in a seaway
A.double sized mattress consists of more than 890 coils
B.spar extending from a mast or a king post
C.flap（Becker rudder）can be fitted to the rudder’s trailing edge
D.bridle arrangement having a long beam of the length of the container
A.6 inches in diameter and 19 fathoms long
B.6 inches in circumference with 19 strands
C.6 strands with 19 wires in each strand
D.19 strands with 6 wires in each strand
A.12 strands and a two-inch diameter
B.12 strands and a two-inch circumference
C.6 strands and a two-inch diameter
D.6 strands and a two-inch circumference
A.keep a line from fraying
B.join lines of unequal size
C.stop off a line
D.shorten a line
最新試題
Which is standing rigging（）.
Which tensioning device is used with chain to secure heavy vehicles aboard Ro-Ro vessels（）.
The strongest of the natural fiber ropes is（）.
Which is normally used to hold wire rope for splicing（）.
When a line is subject to wear where it passes through a mooring chock，it should be（）.
What material may be substituted for zinc when making a poured metal socket ending to a wire rope（）.
Which item is NOT required to be marked with the vessel’s name（）.
What is meant by the term two-blocked（）.
What is normally used to pass a mooring line to a dock（）.
The rolling hitch could be used to（）．