Cracks in cylinder and cylinder covers may （） from unequal heating.
- Amake
- Bcause
- Cresult
- Dproduce
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1、The space between cylinder liner and j
The space between cylinder liner and jacket is called （）.Athe circulating tankBthe scavenge boxCthe cooling water spaceDthe cooler
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2、The cylinder and piston must be warmed
The cylinder and piston must be warmed up （） to a temperature of about 140 degF in standing by engine.ArepeatedlyBquicklyCgraduallyDimmediately
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3、The cylinder cover is not provided wit
The cylinder cover is not provided with ( )Afuel valveBthe starting valveClubricator
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4、The cylinder cover is not provided wit
The cylinder cover is not provided with （）.Afuel valveBlubricatorCindicator valveDthe starting valve
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5、The cylinder head, cylinder liner and
The cylinder head, cylinder liner and （） form the combustion chamber.AframeBpistonCcrankcaseDexplosion plate
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6、The cylinder covers and the liners are
The cylinder covers and the liners are bolted together by means of studs （） the cylinder frames.Ascrewing intoBbeing screw onCto screw onDscrewed into