【名词&注释】
氧化剂(oxidant)、可燃物(fuel)、中心线(center line)、排污管(drain pipe)、分工负责(division of individual responsibility)、轮机长(chief engineer)
[判断题]凡是能与空气中的氧气或其他氧化剂发生燃烧反应的物质称为可燃物。
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学习资料:
[单选题]Diesel engine electric starting motors generally require heavier duty motors and motors and operate at higher voltages than comparable starting motors for gasoline engines due to _____________.
A. higher speed required
B. flywheel-effect
C. lower starting temperatures
D. higher compression pressures
[单选题]Will we connect the motor with the fresh water pump? No, the pump is ( )_
A. in good order
B. out of order
C. works well
[单选题]需拆检排污管系时,由_分工负责(division of individual responsibility)。
A. 轮机长(chief engineer)
B. 大管轮
C. 二管轮
D. 三管轮
[单选题]_______应与活塞中心线垂直相交,垂直度要求不大于0.025mm/100mm,位置度要求:活塞直径200mm时应不大于0.10mm;活塞直径>200mm时应不大于0.20mm
A. 环槽平面
B. 活塞销孔中心线
C. 曲轴中心线
D. 活塞顶面
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