支重輪

輪體精密鍛造經整體調質、biaomiancuihuo，quebaoleluntiwaiceheneicejunyougengchijiudekangchongjixinghebiaomiannaimoxing。ergaozhiliangdefudongmifengxitongshizhizhonglunhetuolianlunwanquanmifengbingmianyubaoyang。