A.blowout
B.kick
C.gusher
D.flow
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A.Carbon dioxide
B.Dry chemical
C.Foam
D.All of the above
A.observer's meridian
B.Greenwich meridian
C.body's meridian
D.zenith distance
A.blue rotating light
B.intermittent flashing amber/yellow light
C.flashing white light
D.flashing sidelight
A.located in an air-conditioned area
B.mounted in the passenger compartment
C.protected by a collision bulkhead
D.permanently mounted
A.Three lights in a vertical line，the highest and lowest red and the middle white，and anchor lights
B.Three lights in a vertical line，the highest and lowest red and the middle white，ONLY
C.Anchor lights ONLY
D.Anchor lights and sidelights ONLY
最新試題
An azimuth angle for a body is measured from the（）.
All Loran-C transmitting stations are equipped with cesium frequency standards which permit （）.
AMVER is a system which provides（）.
An engine compartment gasoline fire requires which type of extinguisher?（）
An example of a grade C product is（）.
All OSV personnel should be familiar with survival craft（）.
Explosive and flammable gasses are most likely to be encountered on a vessel（）.
An authorized light to assist in the identification of submarines operating on the surface is a(n)（）.
An anchored vessel is servicing an aid to navigation and is restricted in her ability to maneuver. Which lights will she show? （）
An icebreaker displaying a flag hoist which consists of the code letters “WO” (Whiskey Oscar) is indicating that（）.