A.temporary
B.permanent
C.occasional
D.steady
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A.before you enter the water
B.after you enter the water
C.after one hour in the water
D.after you notice that your suit is losing buoyancy
A.It's of no use for navigation and would be removed with notice
B.It's useful in navigation and may be removed without notice
C.It's helpless in navigation and may be removed without notice
D.It's helpful in navigation and may be removed without notice
A.backing
B.going slow ahead
C.going full ahead
D.turning
A.above the polar circles
B.in a low pressure area
C.during periods of low temperatures
D.in the doldrums
A.polar regions
B.horse latitudes
C.roaring forties
D.doldrums
最新試題
The Local Notice to Mariners is usually published（）.
My Captain is trying to（）the pilot station before the ebb tide.
On one hand，you have to continue loading，on（）hand，I’ll contact the Despatch Office right now.
The effect of wind on exposed areas of the vessel is most noticeable when（）.
The external flotation bladder on an immersion suit should be inflated（）.
the undersigned，Master of MV Roslyn，certify that my vessel（）the conditions laid down in Articles 18 and 45 of the Navigation Regulations.
In the absence of a custom or special contract to the contrary，the Shipowner is not bound to （）the consignees that he is ready to unload on arriving at the port of discharge.
Ships changing their location within the port limits are also required to report their new （）.
The diurnal pressure variation is most noticeable in the（）.
The survey will in no way（）cargo operation，but the main engine will require four-hour notice to be ready if necessary after completion of the survey.