【名词&注释】
螺旋桨(propeller)、环氧树脂(epoxy resin)、国内外、续航力(endurance)、船舶动力装置(marine power plant)、涡轮增压器(turbocharger)、可靠性要求(reliability requirement)、二冲程低速
[单选题]二冲程低速柴油机废气涡轮增压器(turbocharger)的排气背压一般不宜超过()MPa。
A. 0.002
B. 0.0025
C. 0.003
D. 0.0035
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学习资料:
[单选题]减少船舶动力装置的重量和尺度,必须满足()。
A. 经济性要求
B. 可靠性要求(reliability requirement)
C. 续航力要求
D. A+B
[单选题]目前国内外新造船舶的螺旋桨与艉轴普遍采用()方式连接。
A. 机械连接
B. 无键环氧树脂
C. 有键环氧树脂
D. 油压套合无键连接
[单选题]The efficiency of turbocharge system is increased by fitting a charge air cooler () the compressor.
A. inside
B. before
C. after
D. against
[单选题]Which of the following conditions can cause above normal air temperature to develop in the intake manifold of a four-stroke/cycle turbo-charged diesel engine?()
A. Clogged air intake falters
B. Piston blow-by
C. A defective after-cooler
D. Faulty exhaust valve
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