22年海船船员考试真题及详解5辑.docx
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1、22年海船船员考试真题及详解5辑22年海船船员考试真题及详解5辑 第1辑 用复杂作图法画出曲轴轴线状态图后,用_作为基准线来判断主轴承的高低。A.任意一直线B.利用曲轴轴线状态图上首尾主轴承与气缸中心线的交点连线C.垂直气缸中心线的水平线D.图上曲轴轴线最低点或最高点的切线正确答案:B 材料:At 0840 hrs,with the ship&39;s head on 180,the UNISOL grounded on a rocky bottom,forward of the main engine on her starboard sideA spout of water mixed w
2、ith oil about 60cm in diameter and 2.5-3m high above the engine room bottom plating was observed,and at which time the main engines seemed to slow downThe engine room flooded rapidly and the water level soon reached the electro-magnetic couplings,stopping the main engineIn the meantime,on being appr
3、ised of the situation,the Master ordered the evacuation of the engine room,which was successfully carried out under the supervision of the 2/E engineer,and the engine room crew were mustered on the boat deck wearing life jacketsShortly thereafter,the emergency air cut-off to the engine room and the
4、emergency fuel shut-off were actuated causing the main generator to stop at 0845 hrsThe emergency generator then started up automaticallyThe starboard anchor was dropped in an attempt to prevent further westward driftThe vessel was by this time being subjected to pounding on the rocks,eventually bre
5、aking her back at 0930 hrs after which the violent motion ceased. Evacuation of the vessel commenced at 1045 hrs using 2 SAR helicopters with a Buffalo fixed-wing aircraft in attendance,and was completed at 1220 hours问题:The main engine was caused to stop by the loss of the function of _A.engine room
6、 bottom platingB.emergency fuel shut-offC.emergency air cut-offD.electro-magnetic couplingsThe reason that the violent motion of the vessel ceased was that _A.the starboard anchor was dropped properly to prevent further westward driftB.the winds and/or seas decreased in a considerable extentC.the ve
7、ssel was held fast on the grounding rocksD.the vessels back was brokenThis report is most likely prepared by _A.the master of the vesselB.the cargo owners of the vesselC.the shippers of the vesselD.the independent investigator of the accidentThe crew were taken off the vessel by _A.air-planesB.helic
8、optersC.an fixed-wing aircraftD.the boat under the supervision of the 2/E engineer请帮忙给出每个问题的正确答案和分析,谢谢!问题 1 答案解析:D问题 2 答案解析:D问题 3 答案解析:D问题 4 答案解析:B 中小型柴油机凸轮轴传动机构都安装在飞轮端,其目的是为了_。A.保证传动比准确可靠B.减小曲轴的扭转振动C.便于拆装,安装方便D.保证曲轴和凸轮轴的传动力大正确答案:A A Mercator chart is a _.A.cylindrical projectionB.simple conic proje
9、ctionC.polyconic projectionD.rectangular projection正确答案:A 气团的形成或变性是空气与下垫面之间通过等一系列物理过程,其中主要是进行热量交换和水汽交换的结果。A.辐射、对流、乱流B.蒸发、凝结C.大范围垂直运动D.ABC都对正确答案:D 通过分析立体上的面、线投影来画图、看图的方法,称为_法。A.形体分析B.线、面分析C.正投影D.分解正确答案:B DATACHIEF C20的电力管理系统涵盖了电站自动控制的所有功能,包括全船电力的生产、配送和安全保护等。一般( )台发电机组,配备一个DPU,通常PMS( )CAN总线系统。A.1与系统是同
10、一个B.1是一个单独的局部C.3与系统是同一个D.3是一个单独的局部正确答案:B 持有三管轮适任证书,并实际担任其职务满个月者,可以申请二管轮特免证明;持有二管轮适任证书,并实际担任其职务满个月者,可以申请大管轮特免证明。A.12,12B.6,12C.12,18D.12,15正确答案:A Which of the following problems can occur if you continually fail to drain off condensate from a starting air receiver?A.Corrosion and eventual failure of
11、the tankB.Gumming of the tank relief valvesC.Immediate failure of components downstream of the compressed air systemD.Boiling of the water oil mixture as pressure is reduced正确答案:A22年海船船员考试真题及详解5辑 第2辑 当利用站的电传机给中国用户发电传时其电传国家代码应为_。A.868B.11C.86D.85正确答案:D 援救漂流的遇险船舶时,常把艇尾或艇首垂直对着难船船舷。此题为判断题(对,错)。正确答案: 二副在
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