| 摘要 |
A system for automatic control of the fuel mixture strength supplied in slow-running conditions to a heat engine having a fuel injection system and means for supplying supplementary air in adjustable quantities, comprising first means for periodically varying the quantity of supplementary air supplied to the engine and for detecting the consequent variation in the slow running of the engine for the purpose of obtaining activation for second means for modification of the quantity of fuel supplied to the injectors of the system for compensating the variation in the strength of the mixture.
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