A.or
B.and
C.but
D.when
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A.put paint on
B.apply paint onto
C.oil
D.paint
A.above the explosive range
B.within the explosive range
C.below the explosive range
D.None of the above
A.determine the cause before taking countermeasures
B.assume the shift is due to off-center loading
C.counterflood on the side opposite the list or trim
D.assume the cause is environment forces
A.brace it with dunnage
B.cover it with large pieces
C.fill it with small pieces
D.leave it as it is
A.mold to develop on commodities
B.malfunction of the refrigeration equipment
C.contamination of the insulation in the space
D.All of the above
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ECDIS must be able to perform all of the following EXCEPT（）.
Before any loading takes place any signs of the previous cargo should do（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
A tide is called diurnal when（）.
When steering by autopilot,how often should the steering be checked?（）
The loading of the ship must be done in accordance with（）.
The circulation around a low pressure center in the Northern Hemisphere is（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
It is dangerous for vessels without the operational radar（）the estuary.