轮胎规格型号中R表示什么意思?WhatdoesRmeanintyrespecificationsandmodels?A.子午线MeridianB.半径radiusC.直径diameter
轮胎规格型号中R表示什么意思?WhatdoesRmeanintyrespecificationsandmodels?A.子午线MeridianB.半径radiusC.直径diameter
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轮胎规格型号中R表示什么意思?WhatdoesRmeanintyrespecificationsandmodels?A.子午线MeridianB.半径radiusC.直径diameter