單項(xiàng)選擇題Kapok life jackets should NOT be().

A.stowed near open flame or where smoking is permitted
B.used as seats,pillows,or foot rests
C.left on open decks
D.All of the above


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1.單項(xiàng)選擇題It is permissible to place an eye splice in wire rope used as cargo gear providing the splice is made using().

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

2.單項(xiàng)選擇題Is it safe()a rocket?

A.to shoot
B.to fire
C.to let go
D.to send to sky

3.單項(xiàng)選擇題Instead of whipping an end of a line,a temporary means of preventing the line from unraveling is to tie a().

A.becket bend
B.blackwall hitch
C.figure-eight knot
D.square knot

5.單項(xiàng)選擇題In order to retrieve an inflatable life raft and place it on deck,you should heave on the().

A.lifelines
B.righting strap
C.sea anchor
D.towing bridle