A.an oil content meter
B.an oil checker
C.an analyzer of oil content
D.a mixer of oily water
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A.still water level
B.wave crest
C.wave crest plus the charted water depth and tidal corrections
D.wave crest plus the charted water depth and tidal correction and storm surge
A.from areas equipped with power ventilation
B.only from enclosed areas free from sources of vapor ignition
C.from the open deck
D.from within the vessel
A.at least 13.1 feet away from the galleys，living quarters or navigation spaces
B.from the open deck
C.only from areas equipped with power ventilation systems
D.isolated from any part of the vessel which normally contains sources of vapor ignition
A.On top of No.1 hatch
B.Beside the hatches，forward of the midships house
C.On top of the hatch immediately forward of the midships house
D.On top of the hatch immediately aft of the midships house
A.a vessel towing by pushing ahead
B.a power-driven vessel，not towing
C.a barge being pushed ahead
D.either answer A or answer B
最新試題
In observing rig motion while under tow，the period of roll is the time difference between（）.
Ullages on tankers are measured from（）.
The greatest strain，when lifting a load with the jumbo purchase，is on（）.
It’s（）to stow optional cargo in the lower hold．You’d better give it block stowage in the tweendecks，then it can be easily discharged either at Shanghai，or Dalian or Tianjin.
In preparing a cargo space for receipt of a shipment of bagged cargo，which instruction for laying dunnage should be followed? （）
If the cargo gear on your vessel is equipped with a regular guy and a preventer guy，you should（）.
Prior to backloading portable tanks or drums onto an offshore supply vessel，check that each tank is（）.
Generally speaking，the heavier cargo will go into the（），distributing it evenly fore and aft，the lighter cargo will probably be placed in the（）.
To determine which grades of cargo a tanker is permitted to carry you should（）.
Access to a cargo pumproom on a tanker carrying grades A，B，C or D liquid cargoes shall be（）.