问题
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Diesel engine exhaust noise can be reduced in an exhaust muffler by ___.
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White smoke exhausting from a diesel engine can result from ________.A.high exhaust temper
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For a generator engine, after passing through the turbine the exhaust gas may be conducted
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A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo
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To successfully reduce an excessively high diesel engine exhaust gas temperature, you shou
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Diesel engine mufflers accomplish noise reduction by _____.A.reducing exhaust gas velocity