rolling
pitching
heaving
swaying
第1题:
When is the density of the water required to be logged in the logbook of a ship?
A.Any time the vessel moves from water of one density into waters of a different density
B.Prior to getting underway when the vessel is floating in fresh or brackish water
C.Only when the vessel moves from fresh water into salt water
D.The density of the water is not required to be logged in the unofficial logbook
第2题:
The ship may ()to one side seriously.
第3题:
When does a pilot say “ Make all lines fast”? ________
A.The ship is about to be in position
B.The ship is very close to the berth
C.The ship is on voyage
D.The ship is in position
第4题:
propeller velocity
speed of advance
wake distribution
wake fraction
第5题:
rolling
pitching
heaving
swaying
第6题:
When do sailors make the ship fast? ()
第7题:
当船舶停靠码头时,为了保证船货安全,有必要24小时值班。()
第8题:
Logbooks are used to record the events occurring when ______.
A.the ship is in a harbor
B.the ship is at anchorage
C.the ship is underway
D.all of the above
第9题:
the ship is in a harbor
the ship is at anchorage
the ship is underway
All of the above
第10题:
the pivot point and point of influence of wind in are not in alignment
the pivot point and point of influence of wind in are in alignment
the point of influence of wind moves depending on the profile of the ship presented to the wind
the ship steams slowly in rough seas