Precise dynamic model of engine is the foundation of making shift schedule and realizing optimal match of vehicle powertrain.
精确的发动机动态模型是制定换挡规律并实现车辆动力传动系统最佳匹配的基础。
As to the automatic transmission automobile, shift schedule decides whether the automobile shifts on the best shifting point, decides the exerting extent of the vehicle performance.
在自动变速的车辆中，换档规律决定了自动换档汽车是否在最佳换挡点进行换挡，决定了汽车性能的发挥程度。
The test results from a light truck shows that the method using vehicle load degree to establish shift schedule is suitable to a changing vehicle load and environments.
在轻型货车上实验表明，利用车辆负荷度方法来建立换挡规律对车辆载荷及环境变化具有较强的适应性。
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