在路面横向力系数测试过程中，路面颠簸会对测试数据产生很大影响。
The road bump has great influence on the sideway force coefficient during the test of SFC.
通过行车试验和数据分析，获得了驾驶员行车时心率与横向力系数、半径与车速之间的回归模型。
Passing driving test and data analyzing, the model among heart rate, radius and speed are obtained.
采用流场数值模拟计算方法，计算了横风作用时的垂向气动升力系数、气动横向力系数和侧滚力矩系数，得出各系数与车辆速度和风速之间的变化关系。
Using numerical computation of fluid flow, the coefficients of vertical force, lateral force and rolling moment caused by cross-wind were calculated, which were related to train speed and wind speed.
采用流场数值模拟计算方法，计算了横风作用时的垂向气动升力系数、气动横向力系数和侧滚力矩系数，得出各系数与车辆速度和风速之间的变化关系。
Using numerical computation of fluid flow, the coefficients of vertical force, lateral force and rolling moment caused by cross-wind were calculated, which were related to train speed and wind speed.
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