4-4 Braking Steering Stability>off-tracking（制动跑偏）：制动时汽车自动向左或向右偏向行驶。·Automobile direction turns to left or rightduring braking8B制动跑偏时轮胎在地面上留下的印迹
4-4 Braking Steering Stability off-tracking(制动跑偏) ：制动时汽车自动向 左或向右偏向行驶。 •Automobile direction turns to left or right during braking
>sideslip（侧滑）：指制动时汽车的某一轴或两轴发生横向移动Oneaxleortwoaxlesmovehorizontalduring braking.制动跑偏引起后轴轻微侧滑时轮胎留在地面上的印迹
sideslip(侧滑)：指制动时汽车的某一轴或两轴 发生横向移动。 •One axle or two axles move horizontal during braking
>losingthesteeringability（失去转向能力）：指弯道制动时，汽车不再按原来弯道行驶而沿弯道切线方向驶出以及直线行驶制动时转动方向盘汽车仍按直线方向行驶的现象。.Braking in a turn,the caris no longerrunningalongthe original curvedirection and turn the steering wheelwhen driving straight with braking carremaining on the direction of straight
losing the steering ability (失去转向能力)： 指弯道制动时，汽车不再按原来弯道行驶而 沿弯道切线方向驶出以及直线行驶制动时转 动方向盘汽车仍按直线方向行驶的现象。 • Braking in a turn, the car is no longer running along the original curve direction and turn the steering wheel when driving straight with braking car remaining on the direction of straight
1.Off-tracking（制动跑偏）HHLulubAF×100%lurTwo reasons:FLub(1)Fxbi-left is not equal to Fxbl-right :汽车左、右轮，特别是前轴左、右车轮制动器制动力不相等。X2Rule :AFrm ≤20%AF≤24%ur2Fx21Fxil
1. Off-tracking(制动跑偏) Two reasons: (1)FXb1-left is not equal to FXb1-right . 汽车左、右轮，特别是前轴左、右车轮制动器制动力 不相等。 1 2 : 20% 24% r r Rule F F FY1 FY2 100% b l r b F F F F
There are three reasons which lead to braking force isnot equal between left and right.引起左右轮制动力不等的原因有三：)Technical condition of brakes制动器的技术状况2) Fzi-left is not equal to Fzl-right :左右轮荷重不等，出现制动力差。3Roadcondition
There are three reasons which lead to braking force is not equal between left and right. 引起左右轮制动力不等的原因有三： 1) Technical condition of brakes. 制动器的技术状况 2) FZ1-left is not equal to Fz1-right . 左右轮荷重不等，出现制动力差。 3)Road condition