The sidewall formula of PCR tire was modified to improve the high speed endurance performance.

对半钢子午线轮胎胎侧胶配方进行改进，以提高轮胎的高速耐久性能。

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The sidewall formula of PCR tire was modified to improve the high speed endurance performance.

对半钢子午线轮胎胎侧胶配方进行改进，以提高轮胎的高速耐久性能。

youdao