A.Ballasting or cleaning of fuel oil tanks
B.Shifting suction of main fuel pump to reserve fuel oil tank
C.Changing out sprayer plates to adjust for steam demand
D.Daily inspection of engine room bilges
第1题
A.lime
B.frost
C.scale
D.scar
第2题
A.more / more
B.more / less
C.less / more
D.less / less
第3题
A.transmit the rudder angle to the bridge indicator
B.prevent the control linkage from striking the stops when hard over
C.automatically purge all entrained air from the system
D.send hydraulic signals to the receiving unit
第4题
A.coolant for the distillate
B.coolant for the brine cooler
C.means of heating the feedwater
D.primary means of producing a vacuum within the distiller
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