天津八套与海事局八套题库(一)1
Theofficerinchargeoftheengineeringwatchshallensurethatatalltimesbridgeordersrelatingtochangesin_____ofoperationareimmediatelyimplemented
foreandaftB
aheadorasternC
speedordirectionD
upordown2
Smalloilspillsondeckcanbepreventedfromcontaminatinganywatersby_____
pluggingallscuppersanddrainsB
thoroughlydrainingallbunkeringhosesC
regularlyemptyingalldrippansD
placingfloatingboomsaroundtheship3
Themainpurposeofwarmingupthemainengineis_____
toreduceheatstressB
toreducelowtemperaturecorrosionC
toimprovefiringandstartingperformanceD
forfuelsaving4
Inordertoreducethechanceofdetentionsshipsshouldroutinelyverifythefollowingexceptfor_____
fandamperoperationissmoothandoperatesthroughthefullrangeofopentoclose
fandamperlockingpinsarefreetoberemovedwithoutsignificanteffort