A.a check valve will close that prevents reverse circulation
B.a centrifugal counterweight counteracts the force of gravity
C.the electric pump motor cut out
D.the control lever will move to the stop position
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A.Oil record book
B.Bell book
C.Smopth logbook
D.Official logbook
A.move to port
B.move to starboard
C.move directly down
D.stay in the position
A.release the CO fiooding system
B.open the door to evaluate of the fire
C.enter and use a portable extinguisher
D.secure the ventilation
A.in a protected area on the main deck
B.inside a machinery space near the entrance
C.next to the fire hydrant to which the fire hose is attached
D.on a rack inside the quarters near the entrance
A.starboard side
B.port side
C.stern
D.head
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The company should establish and maintain procedures to control all documents and date which are relevant to（）.
The circulation around a low pressure center in the Northern Hemisphere is（）.
（）is on the panel of radar.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
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（）.
Before any loading takes place any signs of the previous cargo should do（）.
When the wave period and the apparent rolling period are the same（）.
In the Northern hemisphere northerly winds may cause temperature（）.
Which of the following is not a form of precipitation?（）
A tide is called diurnal when（）.