A.two tucks with whole strands and one tuck with one-half strand
B.three tucks with whole strands and two tucks with 1/2 the wire cut from the tucking strand
C.three tucks with whole strands
D.two tucks with whole strands and three tucks with half strands
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A.to shoot
B.to fire
C.to let go
D.to send to sky
A.becket bend
B.blackwall hitch
C.figure-eight knot
D.square knot
A.composite
B.left-lay
C.improved
D.preformed
A.lifelines
B.righting strap
C.sea anchor
D.towing bridle
A.Depth of the water
B.Character of the holding ground
C.maintenance cost for the chain
D.Type of anchor cable
最新試題
The canopy of an inflatable liferaft should（）.
If a davit-launched life raft aboard a vessel cannot be launched because of damage to the davit，you should（）.
As you hold a piece of manila line vertically in front of you，the strands run from the lower left to the upper right. Which type of line is this?（）
Deck foam systems，designed to protect cargo areas on tankers built after January 1，1975，must have a supply of foam-producing material to operate the system at its designed rate of foam production for（）.
Is it safe（）a rocket?
A wooden plug fitted tightly in the vent of a damaged tank may prevent the tank from（）.
Hand holds or straps on the underside of an inflatable liferaft are provided（）.
A stay is（）.
A small light tackle with blocks of steel or wood that is used for miscellaneous small jobs is called a（）.
A serving mallet is used in（）.