【名词&注释】
可靠性(reliability)、升降机(elevator)、续航力(endurance)、船舶动力装置(marine power plant)、海洋污染(marine pollution)、连续工作时间
[单选题]可靠性对船舶动力装置具有特别重要的意义,可靠性不足会()。
A. 导致海损和海洋污染(marine pollution)
B. 降低营运效益
C. 降低续航力
D. A+B
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学习资料:
[单选题]()包括舵机、锚机、绞缆机、起货机、尾门尾跳系统、吊艇及舷梯升降机等。
A. 液压机械
B. 特种辅机
C. 甲板机械
D. 辅助装置
[单选题]若产品在规定的条件下,规定的时间为r,从开始工作到发生故障的连续工作时间为T,则产品的可靠度为()。
A. R(t)
B. F(t)
C. λ(t)
D. E(t)
[单选题]在柴油机已装活塞运动部件的情况下测量臂距值时,为了准确测量臂距值()。
A. 盘车一周应测完5个数值
B. 测量中拐挡表安装次数不限
C. 柴油机停机后即可测量
D. 可在任意位置开始测量
[单选题]In a central cooling system, used in some modem ships, sea water is supplied to cool ()which will circulate to other individual cooler, greatly reducing the corrosion problems.
A. fresh water
B. sea water
C. cooling oil
D. emulsio
[单选题]The diesel engine is a type of internal combustion engine which ignites the fuel by injecting it into hot, high pressure air in a ().
A. air bottle
B. air compressor
C. crank case
D. combustion chamber
[单选题]The majority of medium speed and high speed marine diesel engines for main or auxiliary drive operate on the () cycle.
A. two-stroke
B. four-stoke
C. long-stroke
D. short-stroke
[单选题]The space between cylinder liner and jacket is called ().
A. the cooling water
B. the circulating water
C. the cooler
D. the cooling water space
[单选题]The ability of the governor to prevent fluctuations in engine speed is termed ().
A. sensitivity
B. stability
C. promptness
D. speed droo
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