Somemediumandhighspeed
题号: Af2hSome medium and high-speed diesel engines require reduction gear units to provide a useful propeller speed.In most reduction gears, the bull gear ____.
A、
B、
C、
D、
must churn(搅拌)the oil in the sump
B、
is connected to the propeller shaft
C、
is driven at the highest r/min
D、
compensates(补偿) for alignment variations between the engine and pinion gear(小齿轮)
相关题目
Some medium and high-speed diesel engines require reduction gear units to provide a useful propeller
A、 must chum the oil in the sump
B、 is connected to the propeller shaft
C、 is driven at the highest RPM
D、 compensates for alignment variations between the engine and pinion gear
Somemediumandhighspeed轮机英语校考题库(2022)最新
已解答船舶主推进装置1..2船舶柴油机装置1..2.4船舶柴油机的运行管理Some medium and high-speed diesel engines require reduction gear units
A、must chum the oil in the sump
B、is connected to the propeller shaft
C、is driven at the highest RPM
D、compensates for alignment variations between the engine and pinion gear
船舶推进装置1..2轮机英语.docx
已解答When transmitted by a reduction gear, diesel engine speed is reduced and the torque available for work
A、remains the same
B、is reduced
C、is increased
D、is eliminated
Whentransmittedbyreductiongear
已解答When transmitted by reduction gear, diesel engine speed is reduced and the torque available for work(
A、remains the same
B、is reduced
C、is increased
D、is eliminated
Whentransmittedbyreductiongear
已解答