A.feel the surface of the line for broken fibers
B.measure the reduction in circumference of the line
C.observe any mildew on the outer surface
D.open the strands and examine the inner fibers
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A.invert the CO extinguisher
B.squeeze the two trigger handles together
C.remove the locking pin
D.open the discharge valve
A.dried , and stowed in a place with adequate ventilation
B.stowed in a hot , moist compartment
C.stowed on deck at all times
D.stowed in any compartment
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The ISM code is part of（）.
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（）.
Manoeuvring information can not be obtained from（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.