问题
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Diesel engine exhaust noise can be reduced in an exhaust muffler by ___.
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Operating a diesel engine under light loads and at low temperatures for an exhaust for an
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The satisfactory operation of diesel engine exhaust valves usually depends on ____.A.the p
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If the jacket water temperature of an operating diesel engine suddenly rises above normal,
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White smoke exhausting from an operating diesel engine may indicate _____.A.a cracked line
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Diesel engines driving alternators operating in parallel must maintain set frequency regar