Sea water temporarily pumped into tanks to simulate the incr

In no case shall ballast water be carried in cargo tanks，______ on those rare voyages when weather conditions are so severe that，in the opinion of the master，it is necessary to carry additional ballast water in cargo tanks for the safety of the ship.

A.besides

B.in particular

C.incase of

D.except

You are on a tanker discharging oil．When all of the oil that the main cargo pumps can handle is pumped out of a tank，the remainder is ______．

A.Stripped out and pumped directly ashore into the mainline as the remaining cargo tanks are pumped out with the main pumps

B.Stripped to one tank and then pumped out with the main pumps

C.Stripped out and pumped directly ashore after all the tanks have been emptied by the main pumps

D.Gravitated to the centers from the wings and pumped out with the main pumps

What is the most usual reason for the fresh water-sea water heat exchanger fouling in the sea side?

A.lube oil sludge accumulating in it

B.dirt and scale etc , formed on the surfaces

C.deformation of the tubes and the shell or the plates

D.lube oil leakage into sea-water side

Most covered lifeboats will right themselves after capsizing if the ______.

A.lower ballast tanks are filled with water

B.sea anchor is deployed to windward

C.fuel tanks are not less than half full

D.passengers are strapped to their seats

When started, a complete oily water separating unit is first filled ______. The oily water mixture is then pumped through the inlet pipe into the coarse separating compartment.

A.with dirty water

B.with clean water

C.by oily water

D.by mixed water