在采用了具 有空档怠速模式的变速箱的常规动力系车辆中，这种控制系统指示变 速箱退出空档怠速模式。
In a conventional powertrain vehicle that utilizes a transmission with a neutral-idle mode, the control system directs the transmission to exit neutral-idle mode.
应用空档，切断离合器与传动轴之间的动力传递，以便发起机起动及怠速运转。
Use of neutral, cutting off the clutch and power transmission between the drive shaft to the engine start and idle.
③利用空档，中断动力 传递，以使发动机能够起动、怠速，并便于发动机换档或进行动力输出。
Using neutral, severances the power transmission, to make the engine start, idle, and is advantageous for the engine to shift gears or to carry on the dynamic output.
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