A.on
B.at
C.in
D.to
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A.for
B.by
C.at
D.to
A.Oxygen deficient spaces
B.Compartments containing poisonous vapors
C.Fighting fires that produce heavy smoke
D.Underwater search
A.weigh down the anchor
B.lubricate the anchor
C.repel dangerous fish
D.smooth the sea
A.soaking
B.settling
C.sinking
D.bedding in
A.datum
B.estimated position
C.search point
D.initial point
最新試題
Generally，you can best keep a vessel under steering control when the vessel has（）.
Which is NOT a symptom of traumatic shock?（）
The tension on an anchor cable increases so that the angle of the catenary to the seabed at the anchor reaches 10°. How will this affect the anchor in sandy soil?（）
The ship will（）backward if Hatch No.4 and No.5 are over stowed.
Which hazard probably would NOT be encountered when entering an empty but uncleaned fish hold?（）
Which is NOT a part of an anchor?（）
The self-contained breathing device should not be used in which situation?（）
The term BOLLARD PULL refers to a towing vessel’s（）.
In each inflatable rescue boat，what piece of equipment is provided to make quick，emergency，temporary repairs to a large hole in a raft?（）.
A man was sighted as he fell overboard. After completing a Williamson turn，the man is not sighted. What type of search should be conducted?（）