???? ?? ?????????? ?? ???????????? ?? ???????? ????????.To help keep from spinning tires, professional off-roaders generally use a better equipment to regulate momentum and pace and Permit the tires’ tread do the do the job.??? ??? ???? ??? ?? ?????? ??????? (?????? ?????????), ????? ?? ????? ???? ?????????? ?????? ??? ??????? ????? ?? ????? ?? ?