单选题What is the function of the thrust bearing?（）APrevents lateral movement of the slow speed gearBTransmits propeller thrust to the hullCKeeps spring bearings in lineDPrevents main reduction gear axial movement
单选题
What is the function of the thrust bearing?（）
A
Prevents lateral movement of the slow speed gear
B
Transmits propeller thrust to the hull
C
Keeps spring bearings in line
D
Prevents main reduction gear axial movement
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