[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f3mVQb-OFAsXUz5eD930ijlbwQw5ExcAM2mIHBOz3xyE":3},{"id":4,"source":5,"question":6,"options":7,"answer":12,"related":13,"type":24,"origin":105,"createTime":72},117108890,"v1","Cooling of engines is achieved______",[8,9,10,11],"by blowing charge air","by circulating with salt water","by circulating with refrigerant","by circulating with fresh water",[],[14,27,36,46,52,62,73,77,87,96],{"id":15,"source":5,"question":16,"options":17,"answer":22,"related":23,"type":24,"origin":25,"createTime":26},117108870,"The various cooling liquids which circulate the engine are themselves cooled by______",[18,19,20,21],"fresh water","sea water","lubricating oil","any of the above",[],[],0,null,"2023-12-19T18:51:58+08:00",{"id":28,"source":5,"question":29,"options":30,"answer":34,"related":35,"type":24,"origin":25,"createTime":26},117108872,"In a central cooling system, used in some modern ships, sea water is supplied to cool which will circulate to other individual coolers, greatly reducing the corrosion problems",[18,31,32,33],"lubricant","diesel oil","cooling oil",[],[],{"id":37,"source":5,"question":38,"options":39,"answer":44,"related":45,"type":24,"origin":25,"createTime":26},117108874,"______sea water the corrosion problems are much reduced in the central cooling system",[40,41,42,43],"Without less equipment in contact with","Because no equipment in contact with","With fewer equipment in contact with","With less equipment in contact with",[],[],{"id":47,"source":5,"question":48,"options":49,"answer":50,"related":51,"type":24,"origin":25,"createTime":26},117108876,"Slow and medium speed engines use ______ to circulate and cool the cylinder jackets and covers",[19,18,33,21],[],[],{"id":53,"source":5,"question":54,"options":55,"answer":60,"related":61,"type":24,"origin":25,"createTime":26},117108882,"______ is used for cylinder and cylinder head, the salt water is used for cooling the lubricating oil, the fresh water in the coolers and the charging air in the air cooler",[56,57,58,59],"The fuel oil","The lube oil","The sea water","The fresh water",[],[],{"id":63,"source":5,"question":64,"options":65,"answer":70,"related":71,"type":24,"origin":25,"createTime":72},117108886,"______ allows for expansion and water makeup in the water cooling system",[66,67,68,69],"A top tank","A head tank","A head valve","A drain tank",[],[],"2023-12-19T18:51:59+08:00",{"id":4,"source":5,"question":6,"options":74,"answer":75,"related":76,"type":24,"origin":25,"createTime":72},[8,9,10,11],[],[],{"id":78,"source":5,"question":79,"options":80,"answer":85,"related":86,"type":24,"origin":25,"createTime":72},117108893,"Cooling of engines is achieved by circulating a cooling liquid around internal ______ within the engine",[81,82,83,84],"air","passages","pipes","means",[],[],{"id":88,"source":5,"question":89,"options":90,"answer":94,"related":95,"type":24,"origin":25,"createTime":72},117108898,"The expansion tank should be used to remove______ from cooling water",[91,92,93,81],"scale","sludge","chemicals",[],[],{"id":97,"source":5,"question":98,"options":99,"answer":103,"related":104,"type":24,"origin":25,"createTime":72},117108900,"If a kind of liquid is used to cool the diesel engine, it is invariably called______",[31,100,101,102],"coolant","combustion product","refrigerant",[],[],{"courseName":106,"courseImg":107,"workName":108,"workId":109,"count":110,"courseId":111},"轮机英语阅读（不考证课程）","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fdd42b8d75c4694358d0d0d763b302e92.jpg","第5课选择题","b92b14deb5c34851868bdc82301a0de2",15,"c47bd7a4d79b912cbb48df0777585733"]