Most minor spills of oil products are caused by().
A.equipment failure
B.human error
C.majon casualties
D.unforeseeable circumstances
A.equipment failure
B.human error
C.majon casualties
D.unforeseeable circumstances
第1题
A.port state control
B.flag state control
C.fire and boat drill
D.safety inspection
第2题
A.kept as a secret
B.avoided any operation
C.adjusted ballasting
D.noted on board and take naction to arrange alternatives
第3题
A.suitable sequence
B.correct sequence
C.correct priority
D.suitablepriority
第4题
A.All responsible personnel
B.All the crew served in engine room
C.The master
D.The chief engineer
第5题
A.Low level is monitored on the drain tank and header tank.
B.If there is high differential the filters pressure across the circulating
pumps is alarmed
C.The lubricating oil purifier cannot take oil from the drain tank
D.If the sea water pressure falls, this also operates an alarm
第6题
A.higher than the bus equency
B.lower than the bus equency
C.the same as the bus frequency but out of phase with it
D.same as the bus frequency and the circuit breaker may be closed at
第7题
A.agitation function
B.bacteria
C.chemica
D.oxidizing function
第8题
A.Distribution board
B.Section board
C.Emergency switchboard
D.Main switchboard
第9题
A.much initial current
B.direct current
C.little initial current
D.constant current
第10题
A.prime mover speed
B.number of energized main motor poles
C.propulsion generator field strength
D.electric coupling field strength
为了保护您的账号安全,请在“上学吧”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!