A.5 times the depth of the water in good holding ground
B.10 times the depth of the water in shallow water
C.2 times the depth of the water in poor holding ground
D.8 times the depth of the water in deep water
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A.coil it counterclockwise
B.not coil it
C.take a turn under
D.twist out the kinks under a strain
A.when the line pull reaches the rated winch capacity
B.after the line pull exceeds the rated winch capacity
C.after a short build-up of torque
D.immediately
A.anchoring
B.mooring
C.sewing
D.splicing
A.cargo runners
B.stays
C.topping lifts
D.All of the above
A.fatigue
B.corrosion
C.distortion
D.abrasion
最新試題
Manila slings should not be used to load（）.
After deploying the anchor，a permanent chain chaser is（）.
The signal man assisting a crane operator has his arm extended with his fingers closed and thumb pointing upward. This is the signal to（）.
A whipping on a fiber line（）.
Herringbone is a term associated with（）.
In securing a towing cable，consideration must be given to letting go in an emergency. The possible whip of towlines when released can be overcome by（）.
If kinking results while wire rope is being coiled clockwise，you should（）.
The only wire rope termination which may be made in the field is（）.
The square knot is used for（）.
Limit switches on gravity davits should be tested by（）.