A.is found in the hydrostatic tables for a level vessel
B.multiplied by the displacement yields the righting moment
C.is always positive
D.is calculated by subtracting KG from KM
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A.center of gravity
B.center of flotation
C.metacenter
D.metacentric height
A.thirsty
B.sick or injured
C.wet
D.awake
A.Globe valve
B.Butterfly valve
C.Gate valve
D.Packless valve
A.center of gravity
B.metacenter
C.center of flotation
D.keel
A.Carefully and neatly erase the entryand rewrite it correctly
B.Remove this page of the log book and rewrite all entries on a clean page
C.Blot out the error completely and rewrite the entry correctly
D.Cross out the error with a single line and rewrite the entry correctly
最新試題
The loading of the ship must be done in accordance with（）.
Which of the following is not an operation mode of AIS?（）
What is it called when it is possible to ignite the vapour above the oil?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
Manoeuvring information can not be obtained from（）.
It is dangerous for vessels without the operational radar（）the estuary.
When the wave period and the apparent rolling period are the same（）.
A tide is called diurnal when（）.
The ISM code is part of（）.
Which of the following is not a form of precipitation?（）