A.low exhaust back pressure
B.high lube oil temperature
C.insufficient cranking speed
D.excessive fuel atomization
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A.changing the direction of exhaust gas flow
B.increasing the exhaust gas velocity
C.changing the exhaust gas weight
D.increasing the exhaust gas static pressure
A.high lube oil temperature
B.low lube oil temperature
C.excessive cylinder cooling
D.high air injection pressure
A.increased engine back pressure
B.sulfuric acid corrosion
C.surface pitting of the turbocharger
D.moisture impingement on the turbocharger compressor blade
A.cylinder exhaust ports
B.injection line
C.cylinder indicator cock
D.banjo oiler line
A.reducing exhaust gas velocity
B.increasing the frequency of gas vibration
C.the use of long head pipes
D.the use of zinc electrodes
最新試題
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（） is not installed on the main switchboar.
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