【名词&注释】
第二阶段(the second stage)、柴油机停机
[单选题]气缸盖底面在较高的()等的恶劣条件下工作。Ⅰ.交变的机械负荷;Ⅱ.热负荷;Ⅲ.燃气腐蚀阀、孔;Ⅳ.冲刷;Ⅴ.冲击。
A. Ⅰ+Ⅱ+Ⅲ+Ⅳ
B. Ⅰ+Ⅱ+Ⅴ
C. Ⅱ+Ⅲ+Ⅳ
D. Ⅱ+Ⅲ
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学习资料:
[单选题]吊缸时,第二阶段的工作是()。
A. 拆前检测
B. 拆卸与清洗
C. 检测与修理
D. 安装与调试
[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]Fuel is not supplied to the corresponding cylinders due to ().
A. a failure of the motor
B. a failure of lubricator
C. a failure of cylinder
D. a failure of fuel pum
[单选题]The indications of a scavenge fire are excessive black smoke, () and peeling from scavenge trunking.
A. turbo-chargers surge
B. spark seen from the drains
C. paint blistering
D. all above are right
[单选题]An increase in the air inlet manifold pressure of a diesel engine will result in a/an ().
A. decrease in maximum cylinder pressure
B. increase in ignition lag
C. decrease in fuel consumption per horsepower-hour
D. decrease in exhaust manifold pressure
[单选题]Waterside scale in a fire-tube boiler may cause ().
A. increased heat transfer
B. fireside erosion
C. high steam demand
D. overheated tube
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