求翻译：教练车的调整与维护会影响到发动机的性能与汽车行驶阻力。例如一般驾驶员常用滑行距离来检查底盘的技术状况。当教练车的前轮定位正确、制动器摩擦片与制动鼓有正常间隙、轮胎气压正常、各相对运动零件表面光洁、间隙恰当并充分润滑时，底盘的行驶阻力减小，滑动距离大大增加。是什么意思？

Adjustment and maintenance of the coach cars will affect the engine performance and car driving resistance. Such as the general slide away from the driver used to check the technical condition of the chassis. When the coach car of the front wheel alignment is correct, the brake lining and brake drum

Coach Cha's adjustment and maintenance will affect engine performance with cars on resistance. For example, a general pilots taxiing away from commonly used to check the status of technology chassis. As a coach of the car front wheel positioning correct, brake friction brake drum with a normal gap,

The driver training car adjustment and the maintenance can affect the engine performance and the automobile running resistance.For example the common pilot commonly used skidding distance inspects the chassis the technical condition.When the driver training car front wheel alignment correct, the bra

Adjustment and maintenance of the coach cars will affect the performance of the engine with the driving resistance. General driver for example common gliding distance to check the technical condition of the chassis. When coach car front-wheel alignment correct, brake drums and brake has a normal spa

The driver training car adjustment and the maintenance can affect the engine performance and the automobile running resistance.For example the common pilot commonly used skidding distance inspects the chassis the technical condition.When the driver training car front wheel alignment correct, the bra