| 摘要 |
A system for a vehicle, comprising of an internal combustion engine coupled in the vehicle, the engine having at least one cylinder with an intake and exhaust valve, where the opening and closing timing of the intake valve is adjustably retardable and the opening and closing timing of the exhaust valve is adjustably retardable, during engine operation, and an energy conversion device coupled in the vehicle capable of selectively supplying and absorbing torque during vehicle operation
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