A.0~05Mpa
B.0~95Mpa
C.1~05Mpa
D.0~5Mpa
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A.a mooring winch
B.a hoisting winch
C.a slewing winch
D.a luffing winch
A.a combustible element, fuel
B.energy (resources for ignition) to start the combustion
C.oxygen to support the combustion
D.both A and C are correct
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