正确答案: D
jacket cooling
题目:Cylinder liner cooling is often referred to as ().
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学习资料的答案和解析:
[单选题]动力装置燃料消耗率bz指的是动力装置每小时燃油消耗量与()之比。
螺旋桨推力功率
[单选题]产品的维修度是表示产品()。Ⅰ.对维护、修理的适应性;Ⅱ.对产品进行维修的难易程度
Ⅰ,Ⅱ都对
[单选题]废气锅炉出口排烟温度t2不应低于露点,为了最大限度利用排气余热,在标定工况下,t2=露点+△t(℃),式中△t不应小于()℃.
25
[单选题]当曲柄的Δ-=(+)值时,该曲柄的两个主轴承位置偏(),曲轴轴线呈()状态。
右/“)”
[单选题]在检查和调整主机回油阀调节式喷油泵的供油量均匀性时,应将主机的燃油手柄置于()位置。
标定供油位置
[单选题]Exhaust temperature increases in all cylinders, the possible cause may be()(1) increased scavenging air temperature(2) air in fuel pumps and fuel valves(3) fouling of air and gas passages
(1)+(3)
[单选题]The jacket water temperature in a diesel engine closed freshwater cooling system is normally controlled by ()
the operation of the thermostatic valve
[单选题]Which statement about diesel engine combustion is true?()
Maximum cylinder firing pressure is not developed until the piston passes TDC