更多"Because of the high loads the beari"的相关试题:
[单项选择]Precision engine bearing inserts are manufactured with a small portion of the bearing ends extending beyond the bearing housing or capsThe installation process of these bearings requires sufficient （）.
A. overlap
B. crush
C. lap or lead
D. protrusion
[单项选择]Mariners must ascertain that deck loads are stowed in such a manner as（）.
A. to affect the vessel's stability
B. not to affect the vessel's stability
C. to keep the vessel on even keel
D. not to keep the vessel on even keel
[单项选择]Connentrated heavy loads are involved in loading a lash vessel. What does not require close attention due to such loads while working cargo?（）.
A. GM-available and required
B. Longitudinal stress numberal
C. Tons per inch immersion numeral
D. Draft
[单项选择]Concentrated heavy loads are involved in loading a LASH vessel. What does NOT require close attention due to such loads while working cargo?（） .
A. GM - available and required
B. Longitudinal stress numeral
C. Tons per inch immersion numeral
D. Draft
[单项选择]Abnormal crankpin bearing and piston skirt surface wear indicate（）
A. a restricted air intake
B. a clogged connecting rod oil passage
C. incorrect connecting rod alignment
D. high cylinder firing temperatures
[单项选择]Master must ascertain that deck loads are stowed in such a manner as（）.
A. not to affect the vessel's stability and trim
B. to affect the vessel's stability
C. to affect the vessel's trim
D. to affect the vessel's atability or trim
[单项选择]If the Charterer loads or discharges the vessel in a shorter time than is allowed to him by the lay days，he may be entitled to（）.
A. demurrage
B. despatch money
C. the payment for damage of detention
D. the payment for quick despach
[单项选择]The Chief Mate must ascertain that the deck loads are stowed in such a manner as（）.
A. not to affect the draught trim
B. not to affect the cargo ventilation
C. not to affect the free surface
D. not to affect the vessel's stability
[单项选择]The gas loads on the engine structure are constrained by means of hydraulically preloaded （） which connect the bed plate, frame sections and cylinder jackets into a single unit.
A. connecting rods
B. main bearing
C. column
D. tie rods
[单项选择]The highest loads applied to the diesel engine crankshaft main bearings are （）
A. axial loads
B. firing loads
C. inertia loads
D. centripetal loads
[单项选择]Operating a diesel engine under light loads and at low temperatures for an exhaust for an extended period can result in（）
A. formation of carbon on the intake and exhaust ports
B. high water jacket temperatures
C. overheated pistons and cylinders
D. an increase in lube oil viscosity due to fuel dilution
[单项选择]The bearing of tailshaft sealing equipment, which adopting the oil nature circulation is hot, the reason is（）
A. the rotate speed fluctuation
B. the ventilation tube clogged
C. the main engine accelerate so fast
D. stormy waves
[单项选择]Worn main bearing will cause the compression ratio of an auxiliary diesel engine to（）
A. increase
B. decrease
C. remain the same
D. increase on compression decrease on expansion
[单项选择]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. acids
B. additives
C. heat
D. gear
[单项选择]Which term describes piston pins having bearing surfaces in both the piston bosses and connecting rod eye?（）
A. Stationary
B. Full floating
C. Semi-floating
D. Free rolling
[单项选择]The connecting rod large end bearing shell generally has tags for location and oil grooves round the center of its axial length which correspond with grooves in the （） through which oil is transmitted up the rod to lubricate the small end.
A. connecting rod
B. piston rod
C. bearing housing
D. none of the above
[单项选择]For occasional heavy loads, two cranes can be arranged to work together. The operating （） for deck crane motors may be hydraulic electric.
A. principle
B. medium
C. instruction
D. voltage
[单项选择]The deck loads on a ship are distributed through the deck beams to the（）.
A. frames
B. hull
C. stringers
D. plates
