A、The propeller hub taper and shaft keyway should be inspected for cracks or corrosion
B、The stern bearing alignment with the stern frame should be checked
C、The interior of the stern tube should be inspected for leaks
D、The shaft liner should be removed and inspected
更多“When the tail-shaft is drawn from a vessel in dry-dock, which of the following inspections is required to be carried out?（）”相关的问题
A、The overall condition of the bearing surface should be examined B、The shaft liner should be inspected for cracks and tested to insure a tight fit C、The stern tube should be tested for cracks with dye penetrant D、all of above
A、the sinking of tail shaft B、the clearance of stern bearing C、the total flexure of shaft D、main engine crankshaft deflection
A、the sinking of tail shaft B、the clearance of stern bearing C、the total flexure of both end bearing D、main engine crankshaft deflection
A、A.shallow water B、B.an engine that is misfiring C、C.a tight tail shaft gland D、D.worn stern bearing or misalignment
A、They make it easier to replace the pump shaft packing B、They can be economically replaced as they wear out C、They can be removed when it is necessary to lighten the weight of the pump D、They increase the strength of the shaft
A、adjusting the position of the intermediate bearing B、changing the position of the main engine installation C、adjusting the center line of the propeller D、changing the position of the thrust block
A、Large misalignments can be tolerated between the shaft and engine coupling B、Slip is held to a minimum when reversing shaft rotation C、Engine torsion vibrations to the driven shaft are eliminated D、It aids in maintaining power factor
客服
TOP
查看正确答案
