A.bulkwark
B.deck line
C.gunwale bar
D.sheer strake
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A.variation curve
B.dead weight scale
C.table of azimuth
D.freebo rd assignment
A.cargo runners
B.stays
C.topping lifes
D.All of the above
A.being rigged combined
B.is rigged combining
C.rigs combining
D.is rigged combined
A.should be worn while fighting a fire
B.can be used in atmosphere deficient in oxygen
C.filter contaminants from air that is to be breathed
D.may be substituted for a self-contained breathing apparatus
A.settle near the bottom of the blige
B.settle near the top of the bilge
C.settle evenly throughout all levels of the bilge by mixing with air
D.disperse to atmosphere
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It is dangerous for vessels without the operational radar（）the estuary.
Which of the following is not an operation mode of AIS?（）
When the wave period and the apparent rolling period are the same（）.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
（）is on the panel of radar.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
The dew point temperature is（）.