A.control axial movement of the crankshaft
B.transmit engine thrust to the propeller shaft
C.absorb vibrations in the propeller shafting
D.prevent propeller thrust from being transmitted to the hull
[单选题]A thrust bearing is used with a propulsion diesel engine to ().A . control axial movement of the crankshaftB . transmit engine thrust to the propeller shaftC . absorb vibrations in the propeller shaftingD . prevent propeller thrust from being transmi
[单选题]A thrust block is designed to().A . absorb the shock of wave pressure at the bowB . be placed between the engines and the foundation to absorb the vibrationC . transmit the thrust of the engine to the propellerD . transmit the thrust of the propeller
[单选题]What is the function of the thrust bearing?()A . Prevents lateral movement of the slow speed gearB . Transmits propeller thrust to the hullC . Keeps spring bearings in lineD . Prevents main reduction gear axial movement
[单选题]As to the bearing, of the following, which statement is not true?()A . ff overheat is found, the engine must be stopped for inspectionB . Much heat of the crankcase door indicates that the bearing is overheatedC . If bearing clearance is too large, k
[单选题]The bearing of tailshaft sealing equipment which adopts the oil nature circulation is hot, the reason isA.the rotate speed fluctuationB.the ventilation tube cloggedC.the main engine accelerate so fastD.stormy waves
[名词解释] 英译汉:bearing
[单选题]The oil quantity for bearing lubrication should be applied in such an amount as to be sufficient to carry away the () caused by the friction at the bearings.A . acidsB . additivesC . heatD . gear
[单选题]The main bearing metal is a lining ().A . inside the bearingB . outside the bearingC . covering the crankshaftD . none of the above
[单选题]The bearing shells depend on the accuracy of () to held them in a truly circular shape.A . the gapB . the clearanceC . the boreD . the housing
[单选题]The bearing shell generally has () for location and oil grooves round the center of its axial length.A . tipsB . tagsC . lipsD . key