问题 
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When occurring a fire in the scavenge air box, the following measures should be taken except for .
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Reducing the clearance between a valve stem and rocker arm will result in the valve _____.
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Insufficient end clearance on newly fitted piston rings in a diesel engine will cause the
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In a large, low-speed diesel engine the clearance between the piston crown and cylinder he
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_____ are fitted in the exhaust system and facilitate charge removal and scavenging in eac
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In which of the scavenging methods listed will the exhaust valve be located in the cylinde
 
 
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