A.Crescent B.Sheath-screw boom C.Quadrantal D.Radial
A.radial B.sheath-screw C.gravity D.quadrantal
A.fairlead B.heaving line C.stay D.warp
A.prevent the passage of flammable gases B.prevent the passage of poisonous vapors C.delay the spread of heat and flames D.maintain watertight integrity
A.positive correction B.dip error C.negative correction D.semidiameter error
A.yearly inspection B.quarterly inspection C.monthly inspection D.weekly inspection
A.cargo pump pressure gauges B.crossover lines interconnecting two pumps C.suction side of pumps D.atmosphere through pump vents
A.keep a line from fraying B.join lines of unequal size C.stop off a line D.shorten a line
A.floors B.intercostals C.girders D.stringers
A.keeps sparks from falling into an open tank B.secures covers on ullage openings C.prevents sparks from getting out of an engine's exhaust system D.grounds static electricity
