A.vertical position
B.horizontal position
C.boom stop angle
D.minimum radius angle
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A.reading the gage pressure
B.weighing the extinguisher
C.discharging a small amount of CO2
D.seeing if the seal has been broken
A.transverse moment
B.vertical moment
C.righting moment
D.inclining moment
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The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
When the wave period and the apparent rolling period are the same（）.
The dew point temperature is（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.