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
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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
A.the towboat vibrates when backing down
B.the roostertail exceeds the height of the main deck
C.a strain is placed on the face wires
D.water comes over the foredeck of the lead barges
A.main string
B.push string
C.power string
D.face string
最新試題
When fruit is carried as refrigerated cargo，the most frequent cause of its being infected at the discharge port is（）.
Cargo booms must be weight tested to recertify the Safe Working Load (SWL) every（）.
Ullage measurements are taken from the top of the liquid to（）.
Ullages are measured from（）.
According to regulations，access to a cargo pumproom in a tanker carrying grades C or D liquid cargo shall be（）.
Generally speaking，the heavier cargo will go into the（），distributing it evenly fore and aft，the lighter cargo will probably be placed in the（）.
Large quantities of uncovered pig iron or billets should not be carried in the upper-tween decks because（）.
If a cargo of kerosene were considered too lean to explode，then it must be（）.
To determine which grades of cargo a tanker is permitted to carry you should（）.
The safe working load for the assembled cargo gear and the minimum angle to the horizontal for which the gear is designed shall be marked on the（）.