第一课????????????????????????船用柴油机是怎样工作的柴油机是一种内燃机通过把燃油喷入高温高压的燃烧室而发火船用柴油机是一种在船上使用的柴油机其工作原理如下：一定量的新鲜空气被吸入或泵入汽缸并被运动的活塞压缩至很高的压力空气被压缩时温度升高便点燃喷入汽缸的油雾燃油的燃烧增加了缸内空气的热量使空气膨胀并迫使发动机活塞对曲轴做功随之驱动螺旋桨两次喷油期间的运转过程叫一个工作

第四章 关 联 题79题Passage 1Valve drive mechanismThe valve drive mechanismmands the inlet and exhaust valves at the required timing.The valve drive mechanism consists of an inlet and exhaust

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级29 Electricity Distribution SystemAn a.c. distribution system (交流电分配系统) is provided from the main switchboard (配电板)which is itself supplied by the alternators. The

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级Lesson 28Parallel operation of generators(发电机的并联运行)Three phases alternators arranged for parallel operation require a considerable amount of instrumentations(仪表). T

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级Lesson 25 Anchor windlass and Mooring winch 锚机和绞缆机 Anchor handling equipment The windlass(锚机) is the usual anchor handling device where one machine may be used to

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级Lesson26 Steering gear 舵机The direction of the ship is controlled by the steering gear. As the ship moves through the water tile angle of the rudder(舵叶) at the stem(

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级19 Bilge Water Treatment SystemBilge water collects in a ships bilge wells(污水井) which are located in the lowermost part of the vessel just above the hull. The wells

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级24 cargo handling equipmentCargo handlingThe duty of a deck winch(甲板绞车) is to lift and lower a load by means of a fixed rope on

单击此处编辑母版标题样式GDOULesson 18Air conditioning systemGDOUShips travel the world and are therefore subject to various climatic(气候) conditions.GDOUThe crew of the ship must be provided with reasonable condit

单击此处编辑母版标题样式GDOUText The Gas Exchange process(换气过程)Lesson 8理解采用增压技术的优点三种扫气方式的优缺点了解二冲程和四冲程柴油机换气过程的特点 GDOUA basic part of the cycle of an internalbustion engine is the supply of fresh air and remov

单击此处编辑母版标题样式GDOULesson 7Text Lubrication system 理解润滑系统的功能和组成汽缸油润滑系统和主润滑油系统的特点GDOUDuties of a lubricantThe successful operation of any engine or machine and its trouble free life(无故障使用寿命) depends on e

单击此处编辑母版标题样式LESSON 6 TEXT STARTING SYSTEM理解起动空气系统的原理联锁机构和起动空气系统的组成了解起动空气系统的安全措施 Diesel engines are started by supplyingpressed air into the cylinders in the appropriate(合适) sequence(顺序次序) fo

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级Lesson 5 Central cooling water system中央冷却系统的构成特点和中央冷却系统的操作 补充内容Keep the piston rings at temperatures sufficiently low for the lubricating oil surrounding them to su

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级 Lesson 11 A Leap in Technology for Marine Engines了解共轨技术共轨技术的可靠性和优点 The most up-to-date(最近的新式的)mon rail(共轨技术) diesel technology is reliable clean economic durab

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级Unit2 Auxiliary MachineryLesson 13 Marine Boilers and Their Construction理解锅炉的用途锅炉的类型锅炉的结构 A boiler in one form or another will be found on every type of ship .Where

LESSON 10PREPARATION FOR STAND-BYWhen instructions (指令) have been received that the main engine is to be prepared for running the following procedure(程序) for any make of marine diesel engine should

目 录职位及工种(Titles and type of work)····················· 1二柴油机类(Words about diesel engine)·················· 3三船舶机械类(Words about marine machinery) ············ 11四阀门(Words about valve) ··············

Passage 1 (原题库第1篇) Valve drive mechanism The valve drive mechanismmands the inlet and exhaust valves at the required timing. 第3题The valve drive mechanism consists

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级Lesson 16Marine RefrigerationThe natural transfer of heat is from a hot body to a cold bodyThe function of a refrigeration plant is to act as a heat pump and revers

单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级23 The Hydraulic System and Equipment Hydraulic systemsHydraulic systems are made up of an oil tank(油箱