更多"The joint face between the cylinder"的相关试题:
[单项选择]In each cylinder cover is a large central opening for mounting （）
A. the indicating cock
B. the starting valve
C. air inlet valve
D. the exhaust valve
[单项选择]The cylinder cover is not provided with （）.
A. fuel valve
B. lubricator
C. indicator valve
D. the starting valve
[单项选择]In each cylinder cover there are two or three holes for （）
A. the exhaust valves
B. the fuel valves
C. indicator cocks
D. the fuel pumps
[单项选择]The space between cylinder liner and jacket is called （）.
A. the circulating tank
B. the scavenge box
C. the cooling water space
D. the cooler
[单项选择]There is a support ring between the cylinder block and collar of the cylinder liner, thus carrying both the liner and the cylinder coverIt also passes to the cooling bores and to the cover（）
A. cooling water
B. cooling oil
C. refrigerant
D. lubricate oil
[单项选择]An efficient seal between the cylinder block and cylinder heads on many diesel engines is obtained with（）
A. graphite packing
B. sealing compound
C. lubricating oil
D. gaskets
[单项选择]If clearance between a piston and the cylinder wall is excessive, piston slap will occurThe slap itself is caused by （）
A. alternation of side thrust
B. a breakdown of the lube oil film on the cylinder wall
C. worn piston boss piston pin bearings
D. fluctuating gas pressure in the combustion space
[单项选择]The （） chamber is enclosed between the cylinder head and piston.
A. lubrication
B. injection
C. cooling
D. combustion
[单项选择]The cylinder liner forming the cylinder wall and the inside of the water jacket is called a（）
A. dry liner
B. wet liner
C. jacket liner
D. corrugated liner
[单项选择]Cracks in cylinder and cylinder covers may （） from unequal heating.
A. make
B. cause
C. result
D. produce
[单项选择]On the top of the cylinder is mounted the cylinder cover which is pressed onto （） of the cylinder liner by means of nuts and studs.
A. the camshaft
B. the flange
C. the ridge
D. the bulge
[单项选择]The cylinder oil is pumped into the cylinder (via non-return valves) when the piston rings pass the lubricating orifices during （）
A. the upward stroke
B. the downward stroke
C. the power stroke
D. the suction stroke
[单项选择]The cylinder head, cylinder liner and （） form the combustion chamber.
A. frame
B. piston
C. crankcase
D. explosion plate
[单项选择]（） is used for cylinder and cylinder head, the salt water is used for cooling the lubricating oil, the fresh water in the coolers and the charging air in the air cooler.
A. The fuel oil
B. The lube oil
C. The sea water
D. The fresh water
[单项选择]To counteract these undesirable effects cylinder oils usually contain additives formulated to impart a high degree of （） and detergency.
A. salinity
B. alkalinity
C. acid
D. sanitary
[单项选择]Cylinder lubrication oil for low speed main propulsion diesel engines is admitted to each cylinder during （）.
A. the power stroke
B. the compression stroke
C. low load operation only
D. periods of standby
[单项选择]Which of the listed cylinder liner surface conditions indicates proper lubrication?（）
A. Dull black appearance
B. Bright appearance
C. Thin layer of lacquer
D. Thick oily film
[单项选择]Which of the diesel engine cylinder liners listed has internal cooling water passages?（）
A. Internally finned liner
B. Externally finned liner
C. Wet liner
D. Integral water-jacket liner
