A governor is added to an engine to control or limit engine speed or road speed. 為了控制或限制發動機轉速或行駛車速，發動機上裝有限速器。
The world fine provided in the same rank vehicle type the only sign to prepare the constant speed cruise and the overspeed preventer. 世嘉配備了同級別車型中唯一標備了定速巡航與限速器。
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