短語詞組短語tooth height wear ratio 齒高磨損比值tooth thickness wear 齒厚磨損tooth surface wear -resistant alloy 齒面耐磨合金tooth wear equation 牙齒磨速模式abrasive e tooth wear 齒面研磨磨損abrasive tooth wear 齒面研磨磨損tooth wear index 磨損指數(shù);按磨損指數(shù);檢查時按磨損指數(shù);牙final tooth wear 牙齒最終磨損量 返回 tooth wear