單項(xiàng)選擇題Litmus paste is used in order to determine().

A.innage
B.thievage
C.ullage
D.the tank's datum point


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1.單項(xiàng)選擇題Joiner bulkheads on a vessel provide().

A.compartmentalization
B.watertight integrity
C.structural support
D.tank boundaries

2.單項(xiàng)選擇題Individual wires,used in systems greater than 50 volts,().

A.should be supported at 24 inch intervals with plastic tie wraps
B.should never be located in a tank
C.must be installed in conduit
D.All of the above

3.單項(xiàng)選擇題Increasing the number of slack liquid tanks has the effect of raising the().

A.uncorrected KG
B.maximum allowed KG
C.virtual height of the center of gravity
D.metacentric height

4.單項(xiàng)選擇題In which case is the IOPP Certificate of an inspected vessel NOT invalidated? ()

A.The required oily-water separator malfunctions
B.The ship is transferred to Liberian registry
C.An annual survey is conducted fifteen months after the date of certificate issuance
D.A 15 ppm oily-water separator is replaced by a 100 ppm oily-water separator

5.單項(xiàng)選擇題In setting the valves on a steam-smothering system on a tanker,the master control valve to cargo tanks should be().

A.open and individual tank valves open
B.open and the individual tank valves closed
C.closed and the individual tank valves closed
D.closed and the individual tank valves open